Africa

• Egypt - Fuad I, King of Egypt
  King of Egypt
  King of Egypt was the title used by the ruler of Egypt between 1922 and 1951. When the United Kingdom ended its protectorate over Egypt on 28 February 1922, Egypt's Sultan Fouad I issued a decree on 15 March 1922 whereby he adopted the title of King of Egypt...
  
   (1922–1936)
• Ethiopia - Zauditu
  Zauditu of Ethiopia
  Zewditu was Empress of Ethiopia from 1916 to 1930. The first woman head of an internationally recognized state in Africa in the 19th and 20th centuries, she was noted for opposing the reforms of Tafari Makonnen and for her strong religious devotion.-Early...
  
  , Empress of Ethiopia (1916–1930)
• Liberia - Charles D.B. King, President of Liberia (1920–1930)
• South Africa
  • Monarch - King George V
    George V of the United Kingdom
    George V was King of the United Kingdom and the British Dominions, and Emperor of India, from 6 May 1910 through the First World War until his death in 1936....
    
    , King of South Africa
    King of South Africa
    The King or Queen of South Africa was titular head of state of the Union of South Africa during the state's existence as a Dominion of the British Empire and later a Commonwealth Realm from 31 May 1910 to 31 May 1961, when the country became the Republic of South Africa...
    
     (1910–1936)
  • Governor-General - Earl of Athlone
    Alexander Cambridge, 1st Earl of Athlone
    Major-General Alexander Augustus Frederick William Alfred George Cambridge, 1st Earl of Athlone , was a close relative of the shared British and Canadian royal family, as well as a British military commander and major-general who served as Governor-General of the Union of South Africa, the...
    
    , Governor-General of South Africa (1924–1931)
  • Prime Minister - Barry Herzog, Prime Minister of South Africa (1924–1939)
• Zanzibar - Sayyid Khalifa bin Harub Al-Busaid, Sultan of Zanzibar (1911–1960)

Asia

• Afghanistan
  • Monarch - Amanullah Shah, King of Afghanistan (1926–1929)
  • Prime Minister - Sardar Shir Ahmad, Prime Minister of Afghanistan
    Prime Minister of Afghanistan
    The Prime Minister of Afghanistan is a currently defunct post in the Afghan Government.The position was created in 1927, and was appointed by the king, mostly as an advisor, until the end of the monarchy in 1973...
    
     (1927–1929)
• Brunei - Ahmad Tajuddin
  Ahmad Tajuddin
  Duli Yang Maha Mulia Sultan Ahmad Tajuddin Akhazul Khairi Waddien ibni Almarhum Sir Sultan Mohammad Jamalul Alam II , KCMG, KBE was the 27th sultan of Brunei from September 11, 1924 until his death...
  
  , Sultan of Brunei (1924–1950)
• Republic of China
  • Beijing
    Beijing
    Beijing , also known as Peking , is the capital of the People's Republic of China and one of the most populous cities in the world, with a population of 19,612,368 as of 2010. The city is the country's political, cultural, and educational center, and home to the headquarters for most of China's...
    
     Government
    • President - Chang Tso-Lin, Generalissimo of the Military Government (1926–1928)
    • Premier -
      1. Gu Weijun, Acting Premier of the Republic of China
         Premier of the Republic of China
         The President of the Executive Yuan , commonly known as the Premier of the Republic of China , is the head of the Executive Yuan, the executive branch of the Republic of China , which currently administers Taiwan, Matsu, and Kinmen. The premier is appointed by the President of the Republic of China...
         
          (1926–1927)
      2. Pan Fu, Premier of the Republic of China
         Premier of the Republic of China
         The President of the Executive Yuan , commonly known as the Premier of the Republic of China , is the head of the Executive Yuan, the executive branch of the Republic of China , which currently administers Taiwan, Matsu, and Kinmen. The premier is appointed by the President of the Republic of China...
         
          (1927–1928)
  • Nanjing
    Nanjing
    ' is the capital of Jiangsu province in China and has a prominent place in Chinese history and culture, having been the capital of China on several occasions...
    
     Government -
    1. Chiang Kai-shek
       Chiang Kai-shek
       Chiang Kai-shek was a political and military leader of 20th century China. He is known as Jiǎng Jièshí or Jiǎng Zhōngzhèng in Mandarin....
       
       , Chairman of the Standing Committee of the National Government (1927)
    2. Tan Yankai
       Tan Yankai
       Tan Yankai was a Chinese politician from Hunan.-Biography:A member of Liang Qichao's Constitutionalist Party, he campaigned for a parliament and restrained monarchy...
       
       , Chairman of the Standing Committee of the National Government (1927)
  • Wuhan
    Wuhan
    Wuhan is the capital of Hubei province, People's Republic of China, and is the most populous city in Central China. It lies at the east of the Jianghan Plain, and the intersection of the middle reaches of the Yangtze and Han rivers...
    
     Government -
    1. Wang Jingwei
       Wang Jingwei
       Wang Jingwei , alternate name Wang Zhaoming, was a Chinese politician. He was initially known as a member of the left wing of the Kuomintang , but later became increasingly anti-Communist after his efforts to collaborate with the CCP ended in political failure...
       
       , Chairman of the Standing Committee of the National Government (1927)
    2. Tan Yankai
       Tan Yankai
       Tan Yankai was a Chinese politician from Hunan.-Biography:A member of Liang Qichao's Constitutionalist Party, he campaigned for a parliament and restrained monarchy...
       
       , Chairman of the Standing Committee of the National Government (1927–1928)
• Japan
  • Monarch - Emperor Shōwa
    Hirohito
    , posthumously in Japan officially called Emperor Shōwa or , was the 124th Emperor of Japan according to the traditional order, reigning from December 25, 1926, until his death in 1989. Although better known outside of Japan by his personal name Hirohito, in Japan he is now referred to...
    
    , Emperor of Japan
    Emperor of Japan
    The Emperor of Japan is, according to the 1947 Constitution of Japan, "the symbol of the state and of the unity of the people." He is a ceremonial figurehead under a form of constitutional monarchy and is head of the Japanese Imperial Family with functions as head of state. He is also the highest...
    
     (1926–1989)
  • Prime Minister -
    1. Wakatsuki Reijirō
       Wakatsuki Reijiro
       ōBaron was a Japanese politician and the 25th and 28th Prime Minister of Japan. Opposition politicians of the time derogatorily labeled him Usotsuki Reijirō, or "Reijirō the Liar".- Early life :...
       
       , Prime Minister of Japan
       Prime Minister of Japan
       The is the head of government of Japan. He is appointed by the Emperor of Japan after being designated by the Diet from among its members, and must enjoy the confidence of the House of Representatives to remain in office...
       
        (1926–1927)
    2. Tanaka Giichi
       Tanaka Giichi
       Baron was a general in the Imperial Japanese Army, politician, and the 26th Prime Minister of Japan from 20 April 1927 to 2 July 1929.-Early life and military career:...
       
       , Prime Minister of Japan
       Prime Minister of Japan
       The is the head of government of Japan. He is appointed by the Emperor of Japan after being designated by the Diet from among its members, and must enjoy the confidence of the House of Representatives to remain in office...
       
        (1927–1929)
• Oman - Taimur Bin Faisal, Sultan of Oman
  Sultan of Oman
  -List of Imams :-Nabhan Dynasty :-Ya'ariba Dynasty :-Banu Ghafir Dynasty :-Ya'ariba Dynasty :-Al Said Dynasty :-See also:...
  
   (1913–1932)

Oceania

• Australia -
  • Monarch - George V
    George V of the United Kingdom
    George V was King of the United Kingdom and the British Dominions, and Emperor of India, from 6 May 1910 through the First World War until his death in 1936....
    
    , King of the United Kingdom (1910–1936)
  • Governor-General - Lord Stonehaven, Governor-General of Australia
    Governor-General of Australia
    The Governor-General of the Commonwealth of Australia is the representative in Australia at federal/national level of the Australian monarch . He or she exercises the supreme executive power of the Commonwealth...
    
     (1925–1931)
  • Prime Minister - Stanley Bruce
    Stanley Bruce
    Stanley Melbourne Bruce, 1st Viscount Bruce of Melbourne, CH, MC, FRS, PC , was an Australian politician and diplomat, and the eighth Prime Minister of Australia. He was the second Australian granted an hereditary peerage of the United Kingdom, but the first whose peerage was formally created...
    
    , Prime Minister of Australia
    Prime Minister of Australia
    The Prime Minister of the Commonwealth of Australia is the highest minister of the Crown, leader of the Cabinet and Head of Her Majesty's Australian Government, holding office on commission from the Governor-General of Australia. The office of Prime Minister is, in practice, the most powerful...
    
     (1923–1929)
• Tonga
  • Monarch - Salote Tupou III
    Salote Tupou III of Tonga
    Sālote Mafile‘o Pilolevu Tupou III, GCMG, GCVO, GBE, DStJ , but usually named only Sālote, was Queen of Tonga from 5 April 1918 to her death in 1965.-Personal history:...
    
    , Queen of Tonga (1918–1965)
  • Prime Minister - Viliami Tungi Mailefihi
    Viliami Tungi Mailefihi
    Viliami Tungī Mailefihi was a Tongan chief and consort of Queen Sālote Tupou III.He was the son of Tukuaho who was the son of Tungī Halatuituia. The line of Tungī chiefs from Tatakamotonga was descending from the then defunct Tui Haatakalaua which in that time was more or less seen as an...
    
    , Prime Minister of Tonga
    Prime Minister of Tonga
    This is a list of Prime Ministers of Tonga from the establishment of that office in 1876 until the present day.-List of Premiers/Prime Ministers of Tonga :-External links:*...
    
    , (1923–1941)

Europe

• Albania -
  • President - Amet Zogu
    Zog of Albania
    Zog I, Skanderbeg III of the Albanians , born Ahmet Muhtar Bey Zogolli, was King of the Albanians from 1928 to 1939. He was previously Prime Minister of Albania and President of Albania .-Background and early political career:...
    
    , President of Albania (1925–1928)
  • Ministers of Justice (acting as chief ministers)
    1. Josif Kedhi, (1926–1927)
    2. Petro Poga
       Petro Poga
       Petro Poga was one of the signatories of Albanian Declaration of Independence in 1912 and one of the most important Albanian Rilindas.He was born in Erind, Gjirokastër, Albania . He went to the Zosimea Greek language School of Ioannina, Greece and then graduated in Jurisprudence from the Istanbul...
       
       , (1927)
    3. Iliaz Vrioni
       Iliaz Vrioni
       Iliaz Vrioni was an Albanian politician and land owner. He served as Prime Minister of Albania three times.- Biography :Iliaz Vrioni, was born in 1882 in Berat, Province of Ioannina of the Ottoman Empire and died in Paris in 1932. Member of the great Bey family of Berat, Fier and Myzeqe, formerly...
       
       , (1927–1928)
• Andorra
  • Co-Princes -
    • French Co-Prince - Gaston Doumergue
      Gaston Doumergue
      Pierre-Paul-Henri-Gaston Doumergue was a French politician of the Third Republic.Doumergue came from a Protestant family. Beginning as a Radical, he turned more towards the political right in his old age. He served as Prime Minister from 9 December 1913 to 2 June 1914...
      
      , President of France (1924–1931)
    • Episcopal Co-Prince - Justí Guitart i Vilardebó
      Justí Guitart i Vilardebó
      Justí Guitart i Vilardebó reigned as the Bishop of Urgell and Episcopal Co-Prince of Andorra from 1920 to 1940....
      
      , Bishop of Urgell (1920–1940)
  • First Syndic - Pere Font, First Syndic of Andorra (1924–1927)
• Austria -
  • President - Michael Hainisch
    Michael Hainisch
    Michael Hainisch was an Austrian politician, and the second President of Austria, after the fall of the monarchy at the end of World War I. He did not belong to any party and was an independent candidate...
    
    , President of Austria
    President of Austria
    The President of Austria is the federal head of state of Austria. Though theoretically entrusted with great power by the constitution, in practice the President acts, for the most part, merely as a ceremonial figurehead...
    
     (1920–1928)
  • Chancellor - Ignaz Seipel
    Ignaz Seipel
    Ignaz Seipel was an Austrian prelate and politician who served as Chancellor during the 1920s.-Career:Seipel studied theology at the University of Vienna and was ordained a Catholic priest in 1899...
    
    , Chancellor of Austria
    Chancellor of Austria
    The Federal Chancellor is the head of government in Austria. Its deputy is the Vice-Chancellor. Before 1918, the equivalent office was the Minister-President of Austria. The Federal Chancellor is considered to be the most powerful political position in Austrian politics.-Appointment:The...
    
     (1926–1929)
• Belgium -
  • Monarch - Albert I
    Albert I of Belgium
    Albert I reigned as King of the Belgians from 1909 until 1934.-Early life:Born Albert Léopold Clément Marie Meinrad in Brussels, he was the fifth child and second son of Prince Philippe, Count of Flanders, and his wife, Princess Marie of Hohenzollern-Sigmaringen...
    
    , King of the Belgians (1909–1934)
  • Prime Minister - Henri Jaspar
    Henri Jaspar
    Henri Jaspar was a Belgian Catholic Party politician.Jaspar was born in Schaerbeek and trained as a lawyer. He represented Liège as a Catholic in the Belgian Chamber of Representatives from 1919 until 1936. He helped create the Belgium-Luxembourg Economic Union in 1921, and served as the 27th...
    
    , Prime Minister of Belgium (1926–1931)
• Denmark
  • Monarch - Christian X
    Christian X of Denmark
    Christian X was King of Denmark from 1912 to 1947 and the only King of Iceland between 1918 and 1944....
    
    , King of Denmark (1912–1947)
  • Prime Minister - Thomas Madsen-Mygdal
    Thomas Madsen-Mygdal
    Thomas Madsen-Mygdal was Prime Minister of Denmark from 14 December 1926 to 30 April 1929, as leader of a Liberal Party government...
    
    , Prime Minister of Denmark
    Prime Minister of Denmark
    The Prime Minister of Denmark is the head of government in Danish politics. The Prime Minister is traditionally the leader of a political coalition in the Folketing and presides over the cabinet....
    
     (1926–1929)
• Estonia -
  • Head of Government -
    1. Jaan Teemant
       Jaan Teemant
       Jaan Teemant was an Estonian lawyer and politician.Teemant studied in H. Treffner's Private High School. In 1901 he graduated from the Department of Law the St. Petersburg University. He was a solicitor in Tallinn. In 1904–1905 was a member of the Tallinn Municipal Council...
       
       , State Elder of Estonia
       State Elder of Estonia
       The Head of State of Estonia was the official title of the Estonian head of state and head of government from 1920 to 1937...
       
        (1925–1927)
    2. Jaan Tõnisson
       Jaan Tõnisson
       Jaan Tõnisson VR I/3, II/3 and III/1 was an Estonian statesman, serving as the Prime Minister of Estonia twice during 1919 to 1920 and as the Foreign Minister of Estonia from 1931 to 1932.-Early life:...
       
       , State Elder of Estonia
       State Elder of Estonia
       The Head of State of Estonia was the official title of the Estonian head of state and head of government from 1920 to 1937...
       
        (1927–1928)
• Finland -
  • President - Lauri Kristian Relander
    Lauri Kristian Relander
    Lauri Kristian Relander was the second President of Finland . A prominent member of the Agrarian League, he served as a member of Parliament, and as Speaker, before his election as President....
    
    , President of Finland
    President of Finland
    The President of the Republic of Finland is the nation's head of state. Under the Finnish constitution, executive power is vested in the President and the government, with the President possessing extensive powers. The President is elected directly by the people of Finland for a term of six years....
    
     (1925–1931)
  • Prime Minister -
    1. Väinö Tanner
       Väinö Tanner
       Väinö Tanner was a pioneer and leader in the cooperative movement in Finland, and Prime Minister of Finland from 1926 to 1927....
       
       , Prime Minister of Finland
       Prime Minister of Finland
       The Prime Minister is the Head of Government of Finland. The Prime Minister is appointed by the President, who is the Head of State. The current Prime Minister is Jyrki Katainen of the National Coalition Party.-Overview:...
       
        (1926–1927)
    2. Juho Sunila
       Juho Sunila
       Johan Emil Sunila was a Finnish politician from the Agrarian League, the managing director of the agrarian finance board, and Prime Minister of Finland in two cabinets ....
       
       , Prime Minister of Finland
       Prime Minister of Finland
       The Prime Minister is the Head of Government of Finland. The Prime Minister is appointed by the President, who is the Head of State. The current Prime Minister is Jyrki Katainen of the National Coalition Party.-Overview:...
       
        (1927–1928)
• France -
  • President - Gaston Doumergue
    Gaston Doumergue
    Pierre-Paul-Henri-Gaston Doumergue was a French politician of the Third Republic.Doumergue came from a Protestant family. Beginning as a Radical, he turned more towards the political right in his old age. He served as Prime Minister from 9 December 1913 to 2 June 1914...
    
    , President of France (1924–1931)
  • Prime Minister - Raymond Poincaré
    Raymond Poincaré
    Raymond Poincaré was a French statesman who served as Prime Minister of France on five separate occasions and as President of France from 1913 to 1920. Poincaré was a conservative leader primarily committed to political and social stability...
    
    , President of the Council
    Prime Minister of France
    The Prime Minister of France in the Fifth Republic is the head of government and of the Council of Ministers of France. The head of state is the President of the French Republic...
    
     (1926–1929)
• Germany -
  • President - Paul von Hindenburg
    Paul von Hindenburg
    Paul Ludwig Hans Anton von Beneckendorff und von Hindenburg , known universally as Paul von Hindenburg was a Prussian-German field marshal, statesman, and politician, and served as the second President of Germany from 1925 to 1934....
    
    , Reich President
    Reichspräsident
    The Reichspräsident was the German head of state under the Weimar constitution, which was officially in force from 1919 to 1945. In English he was usually simply referred to as the President of Germany...
    
     (1925–1934)
  • Chancellor - Wilhelm Marx
    Wilhelm Marx
    Wilhelm Marx was a German lawyer, Catholic politician and a member of the Centre Party. He was Chancellor of the German Reich twice, from 1923 to 1925 and again from 1926 to 1928, and also served briefly as minister president of Prussia in 1925, during the Weimar Republic.-Life:Born in Cologne to...
    
    , Chancellor of Germany (1926–1928)
• Greece -
  • President - Pavlos Kountouriotis
    Pavlos Kountouriotis
    Pavlos Kountouriotis was a Greek admiral and naval hero during the Balkan Wars and the first and third President of the Second Hellenic Republic.-Family Background:The Kountouriotes was a prominent Arvanite family from the island of Hydra...
    
    , President of Greece
    President of Greece
    The President of the Hellenic Republic , colloquially referred to in English as the President of Greece, is the head of state of Greece. The office of the President of the Republic was established after the Greek republic referendum, 1974 and formally by the Constitution of Greece in 1975. The...
    
     (1926–1929)
  • Prime Minister - Alexandros Zaimis
    Alexandros Zaimis
    Alexandros Zaimis was a former Greek Prime Minister, Minister of the Interior, Minister of Justice, and High Commissioner of Crete. He served as Prime Minister six times.-Early Life and Family:...
    
    , Prime Minister of Greece
    Prime Minister of Greece
    The Prime Minister of Greece , officially the Prime Minister of the Hellenic Republic , is the head of government of the Hellenic Republic and the leader of the Greek cabinet. The current interim Prime Minister is Lucas Papademos, a former Vice President of the European Central Bank, following...
    
     (1926–1928)
• Hungary -
  • Regent - Miklós Horthy
    Miklós Horthy
    Miklós Horthy de Nagybánya was the Regent of the Kingdom of Hungary during the interwar years and throughout most of World War II, serving from 1 March 1920 to 15 October 1944. Horthy was styled "His Serene Highness the Regent of the Kingdom of Hungary" .Admiral Horthy was an officer of the...
    
     (1920–1944)
  • Prime Minister - Count István Bethlen
    István Bethlen
    Count István Bethlen de Bethlen was a Hungarian aristocrat and statesman and served as Prime Minister from 1921 to 1931....
    
     (1921–1931)
• Irish Free State -
  • Monarch - George V
    George V of the United Kingdom
    George V was King of the United Kingdom and the British Dominions, and Emperor of India, from 6 May 1910 through the First World War until his death in 1936....
    
    , King of Ireland
    King of Ireland
    A monarchical polity has existed in Ireland during three periods of its history, finally ending in 1801. The designation King of Ireland and Queen of Ireland was used during these periods...
    
     (1910–1936)
  • Governor-General - Timothy Michael Healy
    Timothy Michael Healy
    Timothy Michael Healy, KC , also known as Tim Healy, was an Irish nationalist politician, journalist, author, barrister and one of the most controversial Irish Members of Parliament in the House of Commons of the United Kingdom of Great Britain and Ireland...
    
    , Governor-General of the Irish Free State
    Governor-General of the Irish Free State
    The Governor-General was the representative of the King in the 1922–1937 Irish Free State. Until 1927 he was also the agent of the British government in the Irish state. By convention the office of Governor-General was largely ceremonial...
    
     (1922–1928)
  • Prime Minister - W. T. Cosgrave, President of the Executive Council of the Irish Free State
    President of the Executive Council of the Irish Free State
    The President of the Executive Council of the Irish Free State was the head of government or prime minister of the Irish Free State which existed from 1922 to 1937...
    
     (1922–1932)
• Italy -
  • Monarch - Vittorio Emanuele III
    Victor Emmanuel III of Italy
    Victor Emmanuel III was a member of the House of Savoy and King of Italy . In addition, he claimed the crowns of Ethiopia and Albania and claimed the titles Emperor of Ethiopia and King of Albania , which were unrecognised by the Great Powers...
    
    , King of Italy
    King of Italy
    King of Italy is a title adopted by many rulers of the Italian peninsula after the fall of the Roman Empire...
    
     (1900–1946)
  • Prime Minister - Benito Mussolini
    Benito Mussolini
    Benito Amilcare Andrea Mussolini was an Italian politician who led the National Fascist Party and is credited with being one of the key figures in the creation of Fascism....
    
    , Prime Minister of Italy
    Prime minister of Italy
    The Prime Minister of Italy is the head of government of the Italian Republic...
    
     (1922–1943)
• Latvia
  • President -
    1. Jānis Čakste
       Janis Cakste
       Jānis Čakste was a Latvian politician and lawyer who served as the first head of independent Latvian state as the Chairman of Tautas Padome , the Speaker of the Constitutional Assembly , and as the first President of Latvia .- Youth :Čakste was born in the...
       
       , President of Latvia (1922–1927)
    2. Gustavs Zemgals
       Gustavs Zemgals
       Gustavs Zemgals was a Latvian politician and the second President of Latvia....
       
       , President of Latvia (1927–1930)
  • Prime Minister - Marģers Skujenieks
    Margers Skujenieks
    Marģers Skujenieks held the office of Prime Minister of Latvia twice from 19 December 1926 – 23 January 1928 and 6 December 1931 – 23 March 1933....
    
    , Prime Minister of Latvia
    Prime Minister of Latvia
    The Prime Minister of Latvia is the most powerful member of the Government of the Republic of Latvia, and presides over the Latvian Cabinet of Ministers...
    
     (1926–1928)
• Liechtenstein -
  • Monarch - Johannes II, Prince of Liechtenstein
    Johannes II, Prince of Liechtenstein
    Johann II, Prince of Liechtenstein, born Johann Maria Franz Placidus , aka Johann II der Gute or Johann II the Good, was the Prince of Liechtenstein between 1858 and 1929...
    
     (1858–1929)
  • Head of Government - Gustav Schädler
    Gustav Schädler
    Professor Gustav Schädler was the Prime Minister of Liechtenstein between 1922-1928-References:...
    
    , Head of Government (1922–1928)
• Luxembourg
  • Monarch - Charlotte, Grand Duchess of Luxembourg
    Grand Duke of Luxembourg
    The Grand Duke of Luxembourg is the sovereign monarch and head of state of Luxembourg. Luxembourg has been a grand duchy since 15 March 1815, when it was elevated from a duchy when placed in personal union with the United Kingdom of the Netherlands...
    
     (1919–1964)
  • Prime Minister - Joseph Bech, Prime Minister of Luxembourg (1926–1937, 1953–1958)
• Netherlands -
  • Monarch - Wilhelmina
    Wilhelmina of the Netherlands
    Wilhelmina was Queen regnant of the Kingdom of the Netherlands from 1890 to 1948. She ruled the Netherlands for fifty-eight years, longer than any other Dutch monarch. Her reign saw World War I and World War II, the economic crisis of 1933, and the decline of the Netherlands as a major colonial...
    
    , Queen of the Netherlands
    Monarchy of the Netherlands
    The Netherlands has been an independent monarchy since 16 March 1815, and has been governed by members of the House of Orange-Nassau since.-Constitutional role and position of the monarch:...
    
     (1890–1948)
  • Prime Minister - Dirk Jan de Geer
    Dirk Jan de Geer
    Jonkheer Dirk Jan de Geer was a Dutch nobleman, lawyer, conservative statesman and prime minister of the Netherlands . He was disgraced for advocating a peace settlement between the Kingdom and Nazi Germany in 1940.Born in Groningen, he was a descendant of the de Geer family painted by Rembrandt...
    
    , Chairman of the Dutch council of ministers
    Prime Minister of the Netherlands
    The Prime Minister of the Netherlands is the chairman of the Council of Ministers of the Netherlands. He is the de facto head of government of the Netherlands and coordinates the policy of the government...
    
     (1926–1929, 1939–1940)
• Norway
  • Monarch - Haakon VII
    Haakon VII of Norway
    Haakon VII , known as Prince Carl of Denmark until 1905, was the first king of Norway after the 1905 dissolution of the personal union with Sweden. He was a member of the House of Schleswig-Holstein-Sonderburg-Glücksburg...
    
    , King of Norway (1905–1957).
• Poland
  • President - Ignacy Mościcki
    Ignacy Moscicki
    Ignacy Mościcki was a Polish chemist, politician, and President of Poland . He was the longest-serving President of Poland .-Life:...
    
    , President of Poland (1926–1939)
  • Prime Minister - Józef Piłsudzki, President of the Council of Ministers (1926–1928)
• Portugal -
  • President - António Óscar Carmona, President of Portugal
    President of Portugal
    Portugal has been a republic since 1910, and since that time the head of state has been the president, whose official title is President of the Portuguese Republic ....
    
     (1926–1951)
• Romania -
  • Monarch -
    1. Ferdinand, King of Romania
       King of Romania
       King of the Romanians , rather than King of Romania , was the official title of the ruler of the Kingdom of Romania from 1881 until 1947, when Romania was proclaimed a republic....
       
        (1914–1927)
    2. Michael, King of Romania
       King of Romania
       King of the Romanians , rather than King of Romania , was the official title of the ruler of the Kingdom of Romania from 1881 until 1947, when Romania was proclaimed a republic....
       
        (1927–1930)
• Soviet Union - Mikhail Kalinin
  Mikhail Kalinin
  Mikhail Ivanovich Kalinin , known familiarly by Soviet citizens as "Kalinych," was a Bolshevik revolutionary and the nominal head of state of Russia and later of the Soviet Union, from 1919 to 1946...
  
  , President of the Soviet Union
  President of the Soviet Union
  The President of the Soviet Union , officially called President of the USSR was the Head of State of the USSR from 15 March 1990 to 25 December 1991. Mikhail Gorbachev was the only person to occupy the office. Gorbachev was also General Secretary of the Communist Party of the Soviet Union between...
  
   (1922–1946).
• Sweden
  • Monarch - Gustaf V
    Gustaf V of Sweden
    Gustaf V was King of Sweden from 1907. He was the eldest son of King Oscar II of Sweden and Sophia of Nassau, a half-sister of Adolphe, Grand Duke of Luxembourg...
    
    , King of Sweden (1907–1950)
  • Prime Minister - Carl Gustaf Ekman
    Carl Gustaf Ekman
    Carl Gustaf Ekman was a Swedish politician, Member of Parliament 1911-1932 , leader of the Freeminded People's Party 1924-1932 and Prime Minister from 1926 to 1928 and again from 1930 to 1932....
    
    , Prime Minister of Sweden
    Prime Minister of Sweden
    The Prime Minister is the head of government in the Kingdom of Sweden. Before the creation of the office of a Prime Minister in 1876, Sweden did not have a head of government separate from its head of state, namely the King, in whom the executive authority was vested...
    
     (1926–1928)
• Turkey
  • President - Mustafa Kemal Atatürk
    Mustafa Kemal Atatürk
    Mustafa Kemal Atatürk was an Ottoman and Turkish army officer, revolutionary statesman, writer, and the first President of Turkey. He is credited with being the founder of the Republic of Turkey....
    
    , President of Turkey (1923–1938)
  • Prime Minister - İsmet İnönü
    Ismet Inönü
    Mustafa İsmet İnönü was a Turkish Army General, Prime Minister and the second President of Turkey. In 1938, the Republican People's Party gave him the title of "Milli Şef" .-Family and early life:...
    
    , Prime Minister of Turkey
    Prime Minister of Turkey
    The Prime Minister of the Turkey is the head of government in Turkish politics. The prime minister is the leader of a political coalition in the Turkish parliament and the leader of the cabinet....
    
     (1925–1937)
• United Kingdom -
  • Monarch - George V
    George V of the United Kingdom
    George V was King of the United Kingdom and the British Dominions, and Emperor of India, from 6 May 1910 through the First World War until his death in 1936....
    
    , King of the United Kingdom (1910–1936)
  • Prime Minister - Stanley Baldwin
    Stanley Baldwin
    Stanley Baldwin, 1st Earl Baldwin of Bewdley, KG, PC was a British Conservative politician, who dominated the government in his country between the two world wars...
    
    , Prime Minister of the United Kingdom
    Prime Minister of the United Kingdom
    The Prime Minister of the United Kingdom of Great Britain and Northern Ireland is the Head of Her Majesty's Government in the United Kingdom. The Prime Minister and Cabinet are collectively accountable for their policies and actions to the Sovereign, to Parliament, to their political party and...
    
     (1924–1929)

North America

• Canada
  • Monarch - George V
    George V of the United Kingdom
    George V was King of the United Kingdom and the British Dominions, and Emperor of India, from 6 May 1910 through the First World War until his death in 1936....
    
    , King of Canada (1910–1936)
  • Governor-General - Viscount Willingdon of Ratton, Governor-General of Canada (1926–1931)
  • Prime Minister - William Lyon Mackenzie King
    William Lyon Mackenzie King
    William Lyon Mackenzie King, PC, OM, CMG was the dominant Canadian political leader from the 1920s through the 1940s. He served as the tenth Prime Minister of Canada from December 29, 1921 to June 28, 1926; from September 25, 1926 to August 7, 1930; and from October 23, 1935 to November 15, 1948...
    
    , Prime Minister of Canada (1926–1930)
• Costa Rica - Ricardo Jiménez Oreamuno
  Ricardo Jiménez Oreamuno
  Romualdo Ricardo Jiménez Oreamuno served as president of Costa Rica on three separate occasions: 1910 to 1914, 1924 to 1928, and 1932 to 1936.One of the most well known lawyers in Costa Rican history and a University of Santo Tomás graduate...
  
  , President of Costa Rica (1924–1928)
• Cuba - Gerardo Machado
  Gerardo Machado
  Gerardo Machado y Morales was President of Cuba and a general of the Cuban War of Independence...
  
  , President of Cuba (1925–1933)
• Mexico - Plutarco Elías Calles
  Plutarco Elías Calles
  Plutarco Elías Calles was a Mexican general and politician. He was president of Mexico from 1924 to 1928, but he continued to be the de facto ruler from 1928–1935, a period known as the maximato...
  
  , President of Mexico
  President of Mexico
  The President of the United Mexican States is the head of state and government of Mexico. Under the Constitution, the president is also the Supreme Commander of the Mexican armed forces...
  
   (1924–1928)
• Newfoundland
  • Monarch - George V
    George V of the United Kingdom
    George V was King of the United Kingdom and the British Dominions, and Emperor of India, from 6 May 1910 through the First World War until his death in 1936....
    
    , King of Newfoundland {1910-1936}
  • Governor - William L. Allardyce, Governor of Newfoundland (1922–1928)
  • Prime Minister - Walter Stanley Monroe
    Walter Stanley Monroe
    Walter Stanley Monroe was a businessman and conservative politician who served as Prime Minister of Newfoundland from 1924 to 1928 as leader of the Liberal-Conservative Progressive Party....
    
    , Prime Minister of Newfoundland (1924–1928)
• United States - Calvin Coolidge
  Calvin Coolidge
  John Calvin Coolidge, Jr. was the 30th President of the United States . A Republican lawyer from Vermont, Coolidge worked his way up the ladder of Massachusetts state politics, eventually becoming governor of that state...
  
  , President of the United States
  President of the United States
  The President of the United States of America is the head of state and head of government of the United States. The president leads the executive branch of the federal government and is the commander-in-chief of the United States Armed Forces....
  
   (1923–1929)

South America

• Argentina - Marcelo Torcuato de Alvear
  Marcelo Torcuato de Alvear
  Máximo Marcelo Torcuato de Alvear Pacheco , better known as Marcelo T. de Alvear was an Argentine politician and President of Argentina from October 12, 1922 to October 12, 1928.-Biography:...
  
  , President of Argentina
  President of Argentina
  The President of the Argentine Nation , usually known as the President of Argentina, is the head of state of Argentina. Under the national Constitution, the President is also the chief executive of the federal government and Commander-in-Chief of the armed forces.Through Argentine history, the...
  
   (1922–1928)
• Bolivia - Hernando Siles Reyes
  Hernando Siles Reyes
  Hernando Siles Reyes was the 31st President of Bolivia, serving from 1926-1930.Founder of the Nationalist Party, he soon gravitated toward the Saavedrista faction of the Republican Party, which had come to power in 1920...
  
  , President of Bolivia
  President of Bolivia
  The President of Bolivia is head of state and head of government of Bolivia. According to the current Constitution, the president is elected by popular vote to a five year term, renewable once...
  
   (1926–1930)
• Brazil - Washington Luís
  Washington Luís Pereira de Sousa
  Washington Luís Pereira de Sousa was a Brazilian politician. His family was of Portuguese Romani descent. He was born in Macaé, Rio de Janeiro, and moved to São Paulo, where he became a lawyer. Elected governor of São Paulo state in 1920 and president of Brazil in 1926, Washington Luís was the...
  
  , President of Brazil
  President of Brazil
  The president of Brazil is both the head of state and head of government of the Federative Republic of Brazil. The president leads the executive branch of the federal government and is the commander-in-chief of the Brazilian Armed Forces...
  
   (1926–1930)
• Chile - Emiliano Figueroa Larraín, President of Chile (1925–1927)
• Colombia - Miguel Abadía Méndez
  Miguel Abadía Méndez
  Miguel Abadía Méndez was the 17th President of Colombia . A Conservative party politician, Abadía was the last president of the period known as the Conservative Hegemony, running unopposed and forming a one party Cabinet.- Political career :Abadía, as a young lawyer, was a professor and MP...
  
  , President of Colombia
  President of Colombia
  The President of Colombia is the head of state and head of government of the Republic of Colombia. The office of president was established upon the ratification of the Constitution of 1819, by the Congress of Angostura, convened in December 1819, when Colombia was part of "la Gran Colombia"...
  
   (1926–1930)
• Paraguay - Eligio Ayala
  Eligio Ayala
  José Eligio Ayala was President of Paraguay from 12 April 1923 to 17 March 1924 and again from 15 August 1924 until 15 August 1928. He was a member of the Liberal Party....
  
  , President of Paraguay
  President of Paraguay
  The President of Paraguay is according to the Paraguayan Constitution the Chief of the Executive branch of the Government of Paraguay...
  
   (1924–1928)
• Peru - Augusto B. Leguía y Salcedo, President of Peru (1919–1930)
• Uruguay -
  1. José Serrato
     José Serrato
     -Background:Serrato was a prominent member of the Uruguayan Colorado Party which had long dominated the politics of the country. He was broadly identified with the policies of José Batlle y Ordóñez, but was regarded as not being strongly ideological, and thus able to work with others in the party...
     
     , President of Uruguay (1923–1927)
  2. Juan Campisteguy
     Juan Campisteguy
     Juan Campisteguy Oxcoby was a Uruguayan soldier, lawyer, and President of Uruguay .-Background:He was born in Montevideo....
     
     , President of Uruguay (1927–1931)
• Venezuela - Juan Vicente Gómez
  Juan Vicente Gómez
  Juan Vicente Gómez Chacón was a military general and de facto ruler of Venezuela from 1908 until his death in 1935. He was president on three occasions during this time, and ruled as an unelected military strongman for the rest of the era.-Early years:Gómez was a barely literate cattle herder and...
  
  , President of Venezuela (1922–1929)