The Yugoslav Radical Union was a conservative political party

Political party

A political party is a political organization that typically seeks to influence government policy, usually by nominating their own candidates and trying to seat them in political office. Parties participate in electoral campaigns, educational outreach or protest actions...

 in the Kingdom of Yugoslavia

Kingdom of Yugoslavia

The Kingdom of Yugoslavia was a state stretching from the Western Balkans to Central Europe which existed during the often-tumultuous interwar era of 1918–1941...

.

The party was formed by the Serbian

Serbs

The Serbs are a South Slavic ethnic group of the Balkans and southern Central Europe. Serbs are located mainly in Serbia, Montenegro and Bosnia and Herzegovina, and form a sizable minority in Croatia, the Republic of Macedonia and Slovenia. Likewise, Serbs are an officially recognized minority in...

 politician Milan Stojadinović

Milan Stojadinovic

Milan Stojadinović was a Yugoslav political figure and a noted economist.Stojadinović was born in Čačak in central Serbia, and went to school in Užice and Kragujevac. In 1910 he graduated from the University of Belgrade's Law School, and gained a Ph.D. in economics in 1911...

 in 1935. It was made up by different groups, that could be divided in three parts: in Serbia, it was made mostly by former members of the People's Radical Party

People's Radical Party

The People's Radical Party of Serbia was a political party formed on January 8, 1881, which was active in the Kingdom of Serbia and the Kingdom of Serbs, Croats and Slovenes...

 and some members of the Yugoslav National Party. In Slovenia

Slovenia

Slovenia , officially the Republic of Slovenia , is a country in Central and Southeastern Europe touching the Alps and bordering the Mediterranean. Slovenia borders Italy to the west, Croatia to the south and east, Hungary to the northeast, and Austria to the north, and also has a small portion of...

, the Union was represented by the former Slovene People's Party

Slovene People's Party (historical)

The Slovene People's Party was a Slovenian political party in the 19th and 20th centuries, active in the Austro-Hungarian Monarchy and in the Kingdom of Yugoslavia. Between 1907 and 1941, it was the largest and arguably the most influential political party in the Slovene Lands...

, which maintained its former internal structure. The Yugoslav Muslim Organization

Yugoslav Muslim Organization

Yugoslav Muslim Organization was a Bosnian Muslim political party in the Kingdom of Serbs, Croats and Slovenes. It was founded in Sarajevo on February 16, 1919 and was led by Mehmed Spaho. In election campaigns the JMO did mobilize on religious slogans rather than Bosnian nationality, calling...

, which represented the Bosniaks

Bosniaks

The Bosniaks or Bosniacs are a South Slavic ethnic group, living mainly in Bosnia and Herzegovina, with a smaller minority also present in other lands of the Balkan Peninsula especially in Serbia, Montenegro and Croatia...

, was the third element of the Union. http://www.indiana.edu/~league/1935.htm. The party held the post of prime minister through Milan Stojadinović until 1939 and Dragiša Cvetković

Dragiša Cvetkovic

Dragiša Cvetković was a Yugoslav politician.He served as the prime minister of the Kingdom of Yugoslavia from 1939 to 1941. He developed the federalization of Yugoslavia through the creation of the Banovina of Croatia by an agreement with Croatian leader Vladko Maček...

until 1941.

After the end of the kingdom in 1941, the party ceased to exist.