Africa

• Ashanti Confederacy - Kwaku Dua I Panyin
  Kwaku Dua I Panyin
  Kwaku Dua I Panyin, or Barima Fredua Agyeman was the Asantehene from August 25, 1834 until his death in 1867....
  
  , Asantehene (1834–1867)
• Buganda
  Buganda
  Buganda is a subnational kingdom within Uganda. The kingdom of the Ganda people, Buganda is the largest of the traditional kingdoms in present-day Uganda, comprising all of Uganda's Central Region, including the Ugandan capital Kampala, with the exception of the disputed eastern Kayunga District...
  
   - Suna II
  Suna II of Buganda
  Suuna II Kalema Kasinjo Mukaabya Sekkyungwa Muteesa Sewankambo Walugembe Mig'ekyaamye Lukeberwa Kyetutumula Magulunyondo Luwambya Omutanda Sseggwanga was Kabaka of the Kingdom of Buganda from 1832 until 1856. He was the twenty-ninth Kabaka of Buganda....
  
  , King of Buganda (1836–1856)
• Bunyoro
  Bunyoro
  Bunyoro is a kingdom in Western Uganda. It was one of the most powerful kingdoms in East Africa from the 16th to the 19th century. It is ruled by the Omukama of Bunyoro...
  
   - Olimi V, Omukama of Bunyoro
  Omukama of Bunyoro
  Omukama of Bunyoro is the title given to rulers of the central African kingdom of Bunyoro-Kitara. The kingdom lasted as an independent state from the 16th to the 19th century. The Omukama of Bunyoro remains an important figure in Ugandan politics, especially among the Banyoro people of whom he...
  
   (1848–1852)
• Burundi
  Burundi
  Burundi , officially the Republic of Burundi , is a landlocked country in the Great Lakes region of Eastern Africa bordered by Rwanda to the north, Tanzania to the east and south, and the Democratic Republic of the Congo to the west. Its capital is Bujumbura...
  
   - Ntare IV Rugamba, King of Burundi (1796–1852)
• Dahomey - Ghezo
  Ghezo
  Ghezo was the ninth King of Dahomey , considered one of the greatest of the twelve historical kings. He ruled from 1818 to 1858. His name before ascending to the throne was Gakpe....
  
  , King of Dahomey (1818–1856)
• Liberia
  Liberia
  Liberia , officially the Republic of Liberia, is a country in West Africa. It is bordered by Sierra Leone on the west, Guinea on the north and Côte d'Ivoire on the east. Liberia's coastline is composed of mostly mangrove forests while the more sparsely populated inland consists of forests that open...
  
   - Joseph Jenkins Roberts
  Joseph Jenkins Roberts
  Joseph Jenkins Roberts was the first and seventh President of Liberia. Born free in Norfolk, Virginia, USA, Roberts emigrated to Liberia in 1829 as a young man. He opened a trading store in Monrovia, and later engaged in politics...
  
  , President of Liberia (1848–1856)
• Rwanda
  Rwanda
  Rwanda or , officially the Republic of Rwanda , is a country in central and eastern Africa with a population of approximately 11.4 million . Rwanda is located a few degrees south of the Equator, and is bordered by Uganda, Tanzania, Burundi and the Democratic Republic of the Congo...
  
   - Mutara II Rwogera
  Mutara II Rwogera
  Mutara II Rwogera was the King of Rwanda from 1830 to 1853.- External links :*...
  
  , King of Rwanda (1830–1853)
• Sokoto Caliphate
  • Caliph - Ali bin Bello I
    Ali bin Bello I
    Ali bin Bello I was the Sultan of Sokoto from 1842 to 1859.-See also:*Fulani Empire...
    
    , Sokoto Caliph (1842–1859)
  • Grand Vizier - Abd al-Qadir
    Abd al-Qadir (Sokoto)
    Abd al-Qadir was Sokoto Grand Vizier . He was preceded by Gidago dan Laima and succeeded by Ibrahim Khalilu ....
    
    , Sokoto Grand Vizier
    Sokoto Grand Vizier
    The Wazirin Sakkwato, or "Sokoto Grand Vizier", was the Grand Vizier to the Sultan of Sokoto of the Fulani Empire, in fact rather suzerain of the Fulani Jihad states.-List of Grand Viziers:*Gidago dan Laima...
    
     (1842–1859)
• Zulu - Mpande kaSenzangakhona, King of the Zulu (1840–1872)

Asia

• Afghanistan
  Afghanistan
  Afghanistan , officially the Islamic Republic of Afghanistan, is a landlocked country located in the centre of Asia, forming South Asia, Central Asia and the Middle East. With a population of about 29 million, it has an area of , making it the 42nd most populous and 41st largest nation in the world...
  
   - Dost Mohammad Khan
  Dost Mohammad Khan
  Dost Mohammad Khan was the Emir of Afghanistan between 1826 and 1863. He first ruled from 1826 to 1839 and then from 1843 to 1863. He was the 11th son of Sardar Pāyendah Khan who was killed by Zaman Shah Durrani in 1799...
  
  , King of Afghanistan (1843–1863)
• China (Qing Dynasty
  Qing Dynasty
  The Qing Dynasty was the last dynasty of China, ruling from 1644 to 1912 with a brief, abortive restoration in 1917. It was preceded by the Ming Dynasty and followed by the Republic of China....
  
  ) - Daoguang, Emperor of China
  Emperor of China
  The Emperor of China refers to any sovereign of Imperial China reigning between the founding of Qin Dynasty of China, united by the King of Qin in 221 BCE, and the fall of Yuan Shikai's Empire of China in 1916. When referred to as the Son of Heaven , a title that predates the Qin unification, the...
  
   (1821–1850)
• Japan
  Empire of Japan
  The Empire of Japan is the name of the state of Japan that existed from the Meiji Restoration on 3 January 1868 to the enactment of the post-World War II Constitution of...
  
  
  • Monarch - Kōmei
    Emperor Komei
    was the 121st emperor of Japan, according to the traditional order of succession. Kōmei's reign spanned the years from 1846 through 1867.-Genealogy:Before Kōmei's accession to the Chrysanthemum Throne, his personal name was ;, his title was ....
    
    , 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...
    
     (1846–1867)
  • Shogun (Tokugawa
    Tokugawa shogunate
    The Tokugawa shogunate, also known as the and the , was a feudal regime of Japan established by Tokugawa Ieyasu and ruled by the shoguns of the Tokugawa family. This period is known as the Edo period and gets its name from the capital city, Edo, which is now called Tokyo, after the name was...
    
    ) - Tokugawa Ieyoshi
    Tokugawa Ieyoshi
    Tokugawa Ieyoshi was the 12th shogun of the Tokugawa shogunate of Japan.He was the second son of the 11th shogun, Tokugawa Ienari, and appointed Mizuno Tadakuni to conduct the Tenpo reform....
    
    , Shogun of Japan
    Shogun
    A was one of the hereditary military dictators of Japan from 1192 to 1867. In this period, the shoguns, or their shikken regents , were the de facto rulers of Japan though they were nominally appointed by the emperor...
    
     (1837–1853)
  • Ryūkyū Kingdom
    Ryukyu Kingdom
    The Ryūkyū Kingdom was an independent kingdom which ruled most of the Ryukyu Islands from the 15th century to the 19th century. The Kings of Ryūkyū unified Okinawa Island and extended the kingdom to the Amami Islands in modern-day Kagoshima Prefecture, and the Sakishima Islands near Taiwan...
    
     - Shō Tai
    Sho Tai
    was the last king of the Ryūkyū Kingdom . His reign saw greatly increased interactions with travelers from abroad, particularly from Europe and the United States, as well as the eventual end of the kingdom and its annexation by Japan as Okinawa Prefecture.In 1879, the deposed king was forced to...
    
    , King of Ryūkyū (1848-11 March 1879)
• Korea
  Korea
  Korea ) is an East Asian geographic region that is currently divided into two separate sovereign states — North Korea and South Korea. Located on the Korean Peninsula, Korea is bordered by the People's Republic of China to the northwest, Russia to the northeast, and is separated from Japan to the...
  
   (Joseon Dynasty
  Joseon Dynasty
  Joseon , was a Korean state founded by Taejo Yi Seong-gye that lasted for approximately five centuries. It was founded in the aftermath of the overthrow of the Goryeo at what is today the city of Kaesong. Early on, Korea was retitled and the capital was relocated to modern-day Seoul...
  
  ) -
  1. Heonjong, King of Joseon (1834–1849)
  2. Cheoljong, King of Joseon (1849–1864)
• Vietnam
  Vietnam
  Vietnam – sometimes spelled Viet Nam , officially the Socialist Republic of Vietnam – is the easternmost country on the Indochina Peninsula in Southeast Asia. It is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, and the South China Sea –...
  
   (Nguyễn Dynasty) - Tự Đức, Emperor of Vietnam (1847–1883)

Europe

• Abkhazia
  Abkhazia
  Abkhazia is a disputed political entity on the eastern coast of the Black Sea and the south-western flank of the Caucasus.Abkhazia considers itself an independent state, called the Republic of Abkhazia or Apsny...
  
   - Mikheil, Prince of Abkhazia (1822–1864)
• Belgium
  • Monarch - Léopold I
    Leopold I of Belgium
    Leopold I was from 21 July 1831 the first King of the Belgians, following Belgium's independence from the Netherlands. He was the founder of the Belgian line of the House of Saxe-Coburg-Gotha...
    
    , King of the Belgians (1831–1865)
  • Cabinet Chief - Charles Rogier
    Charles Rogier
    Charles Latour Rogier was a Belgian liberal statesman and a leader in the Belgian Revolution of 1830. He became Prime Minister of Belgium on two separate occasions: from 1847 to 1852, and again from 1857 to 1868....
    
    , Cabinet Chief of Belgium (1832–1834, 1847–1852, 1857–1868)
• Denmark
  • Monarch - Frederick VII
    Frederick VII of Denmark
    Frederick VII was a King of Denmark. He reigned from 1848 until his death. He was the last Danish monarch of the older Royal branch of the House of Oldenburg and also the last king of Denmark to rule as an absolute monarch...
    
    , King of Denmark (1848–1863)
  • Prime Minister - Adam Wilhelm, 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....
    
     (1848–1852)
• France
  French Second Republic
  The French Second Republic was the republican government of France between the 1848 Revolution and the coup by Louis-Napoléon Bonaparte which initiated the Second Empire. It officially adopted the motto Liberté, Égalité, Fraternité...
  
   -
  • President - Louis Napoleon Bonaparte
    Napoleon III of France
    Louis-Napoléon Bonaparte was the President of the French Second Republic and as Napoleon III, the ruler of the Second French Empire. He was the nephew and heir of Napoleon I, christened as Charles Louis Napoléon Bonaparte...
    
    , President of France (1848–1852)
  • Prime Minister -
    1. Odilon Barrot
       Odilon Barrot
       Camille Hyacinthe Odilon Barrot was a French politician.-Early life:Barrot was born at Villefort Lozère. He belonged to a legal family, his father, an advocate of Toulouse, having been a member of the Convention who had voted against the death of Louis XVI. Odilon Barrot's earliest recollections...
       
       , Prime Minister of France
       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...
       
        (1848–1849)
    2. Comte d'Hautpoul
       Alphonse Henri, comte d'Hautpoul
       Alphonse Henri, comte d'Hautpoul was Prime Minister of France from 31 October 1849 to 10 April 1851 during the French Second Republic.-Biography:...
       
       , Prime Minister of France
       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...
       
        (1849–1851)
• German Confederation
  German Confederation
  The German Confederation was the loose association of Central European states created by the Congress of Vienna in 1815 to coordinate the economies of separate German-speaking countries. It acted as a buffer between the powerful states of Austria and Prussia...
  
  
  • Austria
    Austrian Empire
    The Austrian Empire was a modern era successor empire, which was centered on what is today's Austria and which officially lasted from 1804 to 1867. It was followed by the Empire of Austria-Hungary, whose proclamation was a diplomatic move that elevated Hungary's status within the Austrian Empire...
    
     - Franz Joseph I, Emperor of Austria
    Emperor of Austria
    The Emperor of Austria was a hereditary imperial title and position proclaimed in 1804 by the Holy Roman Emperor Francis II, a member of the House of Habsburg-Lorraine, and continually held by him and his heirs until the last emperor relinquished power in 1918. The emperors retained the title of...
    
     (1848–1916)
  • Luxembourg
    Luxembourg
    Luxembourg , officially the Grand Duchy of Luxembourg , is a landlocked country in western Europe, bordered by Belgium, France, and Germany. It has two principal regions: the Oesling in the North as part of the Ardennes massif, and the Gutland in the south...
    
    
    • Monarch -
      1. William II
         William II of the Netherlands
         William II was King of the Netherlands, Grand Duke of Luxembourg, and Duke of Limburg from 7 October 1840 until his death in 1849.- Early life and education :...
         
         , King of the Netherlands (1840–1849)
      2. William III
         William III of the Netherlands
         William III was from 1849 King of the Netherlands and Grand Duke of Luxembourg until his death and the Duke of Limburg until the abolition of the Duchy in 1866.-Early life:William was born in Brussels as son of William II of the Netherlands and...
         
         , King of the Netherlands (1849–1890)
    • Prime Minister - Jean-Jacques Madelaine Willmar, Prime Minister of Luxembourg (1848–1853)
  • Prussia
    Kingdom of Prussia
    The Kingdom of Prussia was a German kingdom from 1701 to 1918. Until the defeat of Germany in World War I, it comprised almost two-thirds of the area of the German Empire...
    
     -
    • Monarch - Friedrich Wilhelm IV
      Frederick William IV of Prussia
      |align=right|Upon his accession, he toned down the reactionary policies enacted by his father, easing press censorship and promising to enact a constitution at some point, but he refused to enact a popular legislative assembly, preferring to work with the aristocracy through "united committees" of...
      
      , King of Prussia (1840–1861)
    • Prime Minister - Count Friedrich Wilhelm von Brandenburg, Minister-President of Prussia
      Prime Minister of Prussia
      The office of Minister President or Prime Minister of Prussia existed in one form or another from 1702 until the dissolution of Prussia in 1947. When Prussia was an independent kingdom the Minister President or Prime Minister functioned as the King's Chief Minister and presided over the Prussian...
      
       (1848–1850)
  • Bavaria
    Kingdom of Bavaria
    The Kingdom of Bavaria was a German state that existed from 1806 to 1918. The Bavarian Elector Maximilian IV Joseph of the House of Wittelsbach became the first King of Bavaria in 1806 as Maximilian I Joseph. The monarchy would remain held by the Wittelsbachs until the kingdom's dissolution in 1918...
    
     - Maximilian II
    Maximilian II of Bavaria
    Maximilian II of Bavaria was king of Bavaria from 1848 until 1864. He was son of Ludwig I of Bavaria and Therese of Saxe-Hildburghausen.-Crown Prince:...
    
    , King of Bavaria
    King of Bavaria
    King of Bavaria was a title held by the hereditary Wittelsbach rulers of Bavaria in the state known as the Kingdom of Bavaria from 1805 until 1918, when the kingdom was abolished...
    
     (1848–1864)
  • Saxony
    Kingdom of Saxony
    The Kingdom of Saxony , lasting between 1806 and 1918, was an independent member of a number of historical confederacies in Napoleonic through post-Napoleonic Germany. From 1871 it was part of the German Empire. It became a Free state in the era of Weimar Republic in 1918 after the end of World War...
    
     - Frederick Augustus
    Frederick Augustus II of Saxony
    Frederick Augustus II |Tyrol]], 9 August 1854) was King of Saxony and a member of the House of Wettin.He was the eldest son of Maximilian, Prince of Saxony --younger son of the Elector Frederick Christian of Saxony—by his...
    
    , King of Saxony (1836–1854)
  • Hanover
    Kingdom of Hanover
    The Kingdom of Hanover was established in October 1814 by the Congress of Vienna, with the restoration of George III to his Hanoverian territories after the Napoleonic era. It succeeded the former Electorate of Brunswick-Lüneburg , and joined with 38 other sovereign states in the German...
    
     - Ernest Augustus
    Ernest Augustus I of Hanover
    Ernest Augustus I was King of Hanover from 20 June 1837 until his death. He was the fifth son and eighth child of George III, who reigned in both the United Kingdom and Hanover...
    
    , King of Hanover (1837–1851)
  • Württemberg
    Württemberg
    Württemberg , formerly known as Wirtemberg or Wurtemberg, is an area and a former state in southwestern Germany, including parts of the regions Swabia and Franconia....
    
     - William
    William I of Württemberg
    William I was the second King of Württemberg from October 30, 1816 until his death.He was born in Lüben, the son of King Frederick I of Württemberg and his wife Duchess Augusta of Brunswick-Wolfenbüttel .-First marriage:...
    
    , King of Württemberg (1816–1864)
• Greece
  Kingdom of Greece
  The Kingdom of Greece was a state established in 1832 in the Convention of London by the Great Powers...
  
   -
  • Monarch - Otto
    Otto of Greece
    Otto, Prince of Bavaria, then Othon, King of Greece was made the first modern King of Greece in 1832 under the Convention of London, whereby Greece became a new independent kingdom under the protection of the Great Powers .The second son of the philhellene King Ludwig I of Bavaria, Otto ascended...
    
    , King of Greece (1832–1862)
  • Prime Minister -
    1. Konstantinos Kanaris, 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...
       
        (1848–1849)
    2. Antonios Kriezis
       Antonios Kriezis
       Antonios Kriezis was a Prime Minister of Greece from 1849 to 1854. Kriezis was descended from a well-known Arvanite family from the island of Hydra and was born in Troezen in 1796. In July 1821, he served in the Greek navy during the Greek War of Independence and took part in the naval battles...
       
       , 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...
       
        (1849–1854)
• Hungary
  Kingdom of Hungary
  The Kingdom of Hungary comprised present-day Hungary, Slovakia and Croatia , Transylvania , Carpatho Ruthenia , Vojvodina , Burgenland , and other smaller territories surrounding present-day Hungary's borders...
  
   -
  • Monarch - Franz Joseph I of Austria
    Franz Joseph I of Austria
    Franz Joseph I or Francis Joseph I was Emperor of Austria, King of Bohemia, King of Croatia, Apostolic King of Hungary, King of Galicia and Lodomeria and Grand Duke of Cracow from 1848 until his death in 1916.In the December of 1848, Emperor Ferdinand I of Austria abdicated the throne as part of...
    
    , King of Hungary
    King of Hungary
    The King of Hungary was the head of state of the Kingdom of Hungary from 1000 to 1918.The style of title "Apostolic King" was confirmed by Pope Clement XIII in 1758 and used afterwards by all the Kings of Hungary, so after this date the kings are referred to as "Apostolic King of...
    
     (1848–1916)
  • Prime Minister -
    1. Lajos Kossuth
       Lajos Kossuth
       Lajos Kossuth de Udvard et Kossuthfalva was a Hungarian lawyer, journalist, politician and Regent-President of Hungary in 1849. He was widely honored during his lifetime, including in the United Kingdom and the United States, as a freedom fighter and bellwether of democracy in Europe.-Family:Lajos...
       
       , Prime Minister of Hungary 26 November 1848 – 11 August 1849
    2. Bertalan Szemere, Prime Minister of Hungary 11–13 August 1849
• Netherlands -
  • Monarch -
    1. William II
       William II of the Netherlands
       William II was King of the Netherlands, Grand Duke of Luxembourg, and Duke of Limburg from 7 October 1840 until his death in 1849.- Early life and education :...
       
       , King of the Netherlands (1840–1849)
    2. William III
       William III of the Netherlands
       William III was from 1849 King of the Netherlands and Grand Duke of Luxembourg until his death and the Duke of Limburg until the abolition of the Duchy in 1866.-Early life:William was born in Brussels as son of William II of the Netherlands and...
       
       , King of the Netherlands (1849–1890)
  • Prime Minister -
    1. Jacob de Kempenaer
       Jacob de Kempenaer
       Jacobus Mattheüs de Kempenaer was a lawyer and politician in Arnhem, where he served as Chairman of the Board of Commerce, a Member of the Board of Arnhem and a Member of the Provincial States of Gelderland....
       
       , 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...
       
        (1848–1849)
    2. Johan Rudolf Thorbecke, 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...
       
        (1849–1853, 1862–1866, 1871–1872)
• Ottoman (Turkish) Empire
  Ottoman Empire
  The Ottoman EmpireIt was usually referred to as the "Ottoman Empire", the "Turkish Empire", the "Ottoman Caliphate" or more commonly "Turkey" by its contemporaries...
  
  
  • Monarch - Abd-ul-Mejid I, Sultan of the Ottoman Empire (1839–1861)
  • Grand Vizier - Mustafa Resid Pasha, Ottoman Grand Vizier (1848–1852)
• Portugal
  Kingdom of Portugal
  The Kingdom of Portugal was Portugal's general designation under the monarchy. The kingdom was located in the west of the Iberian Peninsula, Europe and existed from 1139 to 1910...
  
   - Maria II, Queen of Portugal (1826–1828, 1834–1853)
• Russia
  Russian Empire
  The Russian Empire was a state that existed from 1721 until the Russian Revolution of 1917. It was the successor to the Tsardom of Russia and the predecessor of the Soviet Union...
  
   - Nicholas I
  Nicholas I of Russia
  Nicholas I , was the Emperor of Russia from 1825 until 1855, known as one of the most reactionary of the Russian monarchs. On the eve of his death, the Russian Empire reached its historical zenith spanning over 20 million square kilometers...
  
  , Tsar of Russia (1825–1855)
• Spain - Isabella II
  Isabella II of Spain
  Isabella II was the only female monarch of Spain in modern times. She came to the throne as an infant, but her succession was disputed by the Carlists, who refused to recognise a female sovereign, leading to the Carlist Wars. After a troubled reign, she was deposed in the Glorious Revolution of...
  
  , Queen of Spain (1833–1868)
• Sweden - United Kingdoms of Sweden and Norway - Oscar I
  Oscar I of Sweden
  Oscar I was King of Sweden and Norway from 1844 to his death. When, in August 1810, his father Jean-Baptiste Bernadotte was elected Crown Prince of Sweden, Oscar and his mother moved from Paris to Stockholm . Oscar's father was the first ruler of the current House of Bernadotte...
  
  , King of Sweden (1844–1859)
• Tuscany
  Grand Duchy of Tuscany
  The Grand Duchy of Tuscany was a central Italian monarchy that existed, with interruptions, from 1569 to 1859, replacing the Duchy of Florence. The grand duchy's capital was Florence...
  
   - Leopold II
  Leopold II, Grand Duke of Tuscany
  Leopold II of Tuscany was the last reigning grand duke of Tuscany ....
  
  , Grand Duke of Tuscany (1824–1859)
• Two Sicilies - Ferdinand II
  Ferdinand II of the Two Sicilies
  Ferdinand II was King of the Two Sicilies from 1830 until his death.-Family:Ferdinand was born in Palermo, the son of King Francis I of the Two Sicilies and his wife and first cousin Maria Isabella of Spain.His paternal grandparents were King Ferdinand I of the Two Sicilies and Queen Marie...
  
  , King of the Two Sicilies (1830–1859)
• United Kingdom
  United Kingdom of Great Britain and Ireland
  The United Kingdom of Great Britain and Ireland was the formal name of the United Kingdom during the period when what is now the Republic of Ireland formed a part of it....
  
  
  • Monarch - Victoria
    Victoria of the United Kingdom
    Victoria was the monarch of the United Kingdom of Great Britain and Ireland from 20 June 1837 until her death. From 1 May 1876, she used the additional title of Empress of India....
    
    , Queen of Great Britain and Ireland (1837–1901)
  • Prime Minister - Lord John Russell
    John Russell, 1st Earl Russell
    John Russell, 1st Earl Russell, KG, GCMG, PC , known as Lord John Russell before 1861, was an English Whig and Liberal politician who served twice as Prime Minister of the United Kingdom in the mid-19th century....
    
    , 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...
    
     (1846–1852)

Middle East and North Africa

• Egypt
  Egypt
  Egypt , officially the Arab Republic of Egypt, Arabic: , is a country mainly in North Africa, with the Sinai Peninsula forming a land bridge in Southwest Asia. Egypt is thus a transcontinental country, and a major power in Africa, the Mediterranean Basin, the Middle East and the Muslim world...
  
   (Under Ottoman
  Ottoman Empire
  The Ottoman EmpireIt was usually referred to as the "Ottoman Empire", the "Turkish Empire", the "Ottoman Caliphate" or more commonly "Turkey" by its contemporaries...
  
   suzerainty
  Suzerainty
  Suzerainty occurs where a region or people is a tributary to a more powerful entity which controls its foreign affairs while allowing the tributary vassal state some limited domestic autonomy. The dominant entity in the suzerainty relationship, or the more powerful entity itself, is called a...
  
  )-
  1. Muhammad Ali Pasha, Governor of Egypt (1805–1849)
  2. Abbas I
     Abbas I of Egypt
     Abbas I , , also known as Abbas Hilmi I Pasha Wāli of Egypt and Sudan, was a son of Tusun Pasha and grandson of Muhammad Ali, founder of the reigning dynasty of Egypt and Sudan at the time...
     
     , Governor of Egypt (1849–1854)
• Kuwait
  Kuwait
  The State of Kuwait is a sovereign Arab state situated in the north-east of the Arabian Peninsula in Western Asia. It is bordered by Saudi Arabia to the south at Khafji, and Iraq to the north at Basra. It lies on the north-western shore of the Persian Gulf. The name Kuwait is derived from the...
  
   - Sheikh Jabir ibn Abdullah Al Sabah, Ruler of Kuwait (1814–1859)
• Morocco
  Morocco
  Morocco , officially the Kingdom of Morocco , is a country located in North Africa. It has a population of more than 32 million and an area of 710,850 km², and also primarily administers the disputed region of the Western Sahara...
  
   - Abderrahmane
  Abderrahmane of Morocco
  Moulay Sharif Abderrahmane was sultan of Morocco from 1822 to 1859. He was a member of the Alaouite dynasty.-Biography:He was born in 1778. His reign began at the start of the French occupation of Algeria...
  
  , Sultan of Morocco (1822–1859)
• Oman
  Oman
  Oman , officially called the Sultanate of Oman , is an Arab state in southwest Asia on the southeast coast of the Arabian Peninsula. It is bordered by the United Arab Emirates to the northwest, Saudi Arabia to the west, and Yemen to the southwest. The coast is formed by the Arabian Sea on the...
  
   - Sa'id II ibn Sultan, Sultan of Oman (1804–1856)
• Persia - Nasser al-Din Shah Qajar, Shah of Persia (1848–1896)

North America

• Canada
  1. Louis-Hippolyte Lafontaine
     Louis-Hippolyte Lafontaine
     Sir Louis-Hippolyte Lafontaine , 1st Baronet, KCMG was the first Canadian to become Prime Minister of the United Province of Canada and the first head of a responsible government in Canada. He was born in Boucherville, Lower Canada in 1807...
     
      and Robert Baldwin
     Robert Baldwin
     Robert Baldwin was born at York . He, along with his political partner Louis-Hippolyte Lafontaine, led the first responsible ministry in Canada, regarded by some as the first truly Canadian government....
     
     , leaders, Executive Council, United Province of Canada
• Costa Rica
  Costa Rica
  Costa Rica , officially the Republic of Costa Rica is a multilingual, multiethnic and multicultural country in Central America, bordered by Nicaragua to the north, Panama to the southeast, the Pacific Ocean to the west and the Caribbean Sea to the east....
  
   -
  1. José María Castro Madriz
     José María Castro Madriz
     First term:8 May 1847 to16 November 1849– Preceded by: José María Alfaro Zamora– Succeeded by: Juan Rafael MoraSecond term:8 May 1866 to1 November 1868– Preceded by: Jesús Jiménez– Succeeded by: ...
     
     , President of Costa Rica (1847–1849)
  2. Miguel Mora Porras
     Miguel Mora Porras
     José Miguel Mora Porras was President of Costa Rica from 16 November to 26 November 1849....
     
     , President of Costa Rica (1849)
  3. Juan Rafael Mora Porras
     Juan Rafael Mora Porras
     Juan Rafael Mora Porras was President of Costa Rica from 1849 to 1859.He first assumed the presidency following José María Castro's resignation and was subsequently reelected in 1853 and 1859....
     
     , President of Costa Rica (1849–1859)
• Honduras
  Honduras
  Honduras is a republic in Central America. It was previously known as Spanish Honduras to differentiate it from British Honduras, which became the modern-day state of Belize...
  
   - Juan Lindo
  Juan Lindo
  Juan Nepomuceno Fernández Lindo y Zelaya was a Conservative Central American politician, president of the Republic of El Salvador from 1841 to 1842 and of the Republic of Honduras from 1847 to 1852.-Background:Lindo was born into a landholding family...
  
  , President of Honduras (1847-1852)
• Mexico: José Joaquín de Herrera, President of Mexico (1848–1851)
• United States:
  1. James K. Polk
     James K. Polk
     James Knox Polk was the 11th President of the United States . Polk was born in Mecklenburg County, North Carolina. He later lived in and represented Tennessee. A Democrat, Polk served as the 17th Speaker of the House of Representatives and the 12th Governor of Tennessee...
     
     , 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....
     
      (1845–1849)
  2. Zachary Taylor
     Zachary Taylor
     Zachary Taylor was the 12th President of the United States and an American military leader. Initially uninterested in politics, Taylor nonetheless ran as a Whig in the 1848 presidential election, defeating Lewis Cass...
     
     , 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....
     
      (1849–1850)

Oceania

• Hawaii
  Kingdom of Hawaii
  The Kingdom of Hawaii was established during the years 1795 to 1810 with the subjugation of the smaller independent chiefdoms of Oahu, Maui, Molokai, Lānai, Kauai and Niihau by the chiefdom of Hawaii into one unified government...
  
   - Kamehameha III
  Kamehameha III
  Kamehameha III was the King of Hawaii from 1825 to 1854. His full Hawaiian name was Keaweaweula Kiwalao Kauikeaouli Kaleiopapa and then lengthened to Keaweaweula Kiwalao Kauikeaouli Kaleiopapa Kalani Waiakua Kalanikau Iokikilo Kiwalao i ke kapu Kamehameha when he ascended the throne.Under his...
  
  , King of Hawaii (1823–1854)
• Tonga
  Tonga
  Tonga, officially the Kingdom of Tonga , is a state and an archipelago in the South Pacific Ocean, comprising 176 islands scattered over of ocean in the South Pacific...
  
   - Tāufaʻāhau
  George Tupou I of Tonga
  George Tupou I, King of Tonga , originally known as Tāufaāhau I with some extra names: Tupou Maeakafaua Ngininginiofolanga , but took the name Siaosi when baptised in 1831...
  
  , Tu'i Kanokupolu
  Tu'i Kanokupolu
  The Ha'a Tu'i Kanokupolu is the most junior of the Ha'a Tu'i in Tonga. They are generally refer to as the Kau Halalalo The Ha'a Tu'i Tonga, the most senior and Sacred Ha'a Tu'i in Tonga are generally refer to as the Kauhala'uta, The inland side of the roads...
  
   (1845–1893)

South America

• Argentine Confederation
  Argentine Confederation
  The Argentine Confederation is one of the official names of Argentina, according to the Argentine Constitution, Article 35...
  
   - Juan Manuel de Rosas
  Juan Manuel de Rosas
  Juan Manuel de Rosas , was an argentine militar and politician, who was elected governor of the province of Buenos Aires in 1829 to 1835, and then of the Argentine Confederation from 1835 until 1852...
  
  , Governor of Buenos Aires Province in charge of the Foreign Relations of the Argentine Confederation (1835–1851)
• Brazil - Pedro II
  Pedro II of Brazil
  Dom Pedro II , nicknamed "the Magnanimous", was the second and last ruler of the Empire of Brazil, reigning for over 58 years. Born in Rio de Janeiro, he was the seventh child of Emperor Dom Pedro I of Brazil and Empress Dona Maria Leopoldina and thus a member of the Brazilian branch of...
  
  , Emperor of Brazil (1831–1889)
• Chile
  Chile
  Chile ,officially the Republic of Chile , is a country in South America occupying a long, narrow coastal strip between the Andes mountains to the east and the Pacific Ocean to the west. It borders Peru to the north, Bolivia to the northeast, Argentina to the east, and the Drake Passage in the far...
  
   - Manuel Bulnes
  Manuel Bulnes
  -Sources:* Juan B. Alberdi, Biografia de general Bulnes...
  
  , President of Chile (1841-1851)
• Uruguay
  Uruguay
  Uruguay ,officially the Oriental Republic of Uruguay,sometimes the Eastern Republic of Uruguay; ) is a country in the southeastern part of South America. It is home to some 3.5 million people, of whom 1.8 million live in the capital Montevideo and its metropolitan area...
  
   - Joaquín Suárez
  Joaquín Suárez
  Joaquín Luis Miguel Suárez de Rondelo was a Uruguayan political figure. He gave his name to Joaquín Suárez .-Head of State of Uruguay:...
  
  , President of Uruguay (1843–1852)