List of state leaders in 1920

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3.1 East, South and Southeast Asia
3.2 Middle East
3.3 Central Asia

Africa

Ethiopia Empress: Zauditu (1916-1930)

Liberia Heads of State and Head of Government: President Daniel E. Howard ( 1912-5. January 1920 )
President Charles DB King (5 January 1920-1930 )

South Africa Head of state: King George V (1910-1936)
Governor General: Viscount Sydney Buxton ( 1914-20. November 1920 )
Prince Arthur of Connaught (20 November 1920-1923 )
Head of government: Prime Minister Jan Smuts (1919-1924)

America

North America

Canada Head of state: King George V (1910-1936)
Governor General Victor Cavendish, 9th Duke of Devonshire ( 1916-1921 )
Head of government: Prime Minister Robert Borden ( 1911-10. July 1920 )
Prime Minister Arthur Meighen (10 July 1920-1921 )

Mexico Heads of State and Head of Government: President Venustiano Carranza ( 1914-21. May 1920 )
(provisional) President Adolfo de la Huerta ( 1 June to 30 November 1920)
President Álvaro Obregón (1 December 1920-1924 )

Newfoundland Head of state: King George V (1910-1936)
Governor General: Charles A. Harris (1917-1922)
Head of government: Prime Minister Richard Squires (1919-1923)

United States of America Heads of State and Head of Government: President Woodrow Wilson (1913-1921)

Central America

Costa Rica Heads of State and Head of Government: (provisional) president Francisco Aguilar Barquero ( 1919-8. May 1920 )
President Julio Acosta García (May 8, 1920 to 1924 )

Dominican Republic Heads of State and Head of Government: Federico Henriquez (1916-1922)

El Salvador Heads of state and head of government: President Jorge Meléndez (1919-1923)

Guatemala Heads of State and Head of Government: President Manuel Estrada Cabrera ( 1898-15. April 1920 )
President Carlos Herrera (April 15, 1920-1921 )

Haiti Heads of State and Head of Government: President Philippe Sudre Dartiguenave (1915-1922)

Honduras Heads of State and Head of Government: (acting) Francisco Bogran ( 1919-1 February. , 1920 )
President Rafael López Gutiérrez (February 1, 1920 to 1924 )

Cuba Heads of State and Head of Government: President Mario García Menocal (1913-1921)

Nicaragua Heads of State and Head of Government: President Emiliano Chamorro Vargas (1917-1921)

Panama Heads of State and Head of Government: President Belisario Porras Barahona ( 1918-30. January 1920 )
(acting) Ernesto Lefevre Tisdel ( 30 January to 1 October 1920)
President Belisario Porras Barahona (October 1, 1920-1924 )

South America

Argentina Heads of State and Head of Government: President Hipólito Yrigoyen Juan (1916-1922)

Bolivia Heads of State and Head of Government: President José Gutiérrez Guerra (. 1917-12 July 1920 )

Brazil Heads of State and Head of Government: President Epitácio da Silva Pessoa (1919-1922)

Chile Heads of State and Head of Government: President Juan Luis Sanfuentes ( 1915-23. December 1920 )
President Arturo Alessandri (23 December 1920-1924 )

Ecuador Heads of State and Head of Government: President Alfredo Baquerizo ( 1916-1. September 1920 )
President José Luis Tamayo (1 September 1920-1924 )

Colombia Heads of State and Head of Government: President Marco Fidel Suárez (1918-1921)

Paraguay Heads of State and Head of Government: President Jose P. Montero ( 1919-15. August 1920 )
President Manuel Gondra (August 15, 1920-1921 )

Peru Heads of State and Head of Government: President Augusto B. Leguía y Salcedo (1919-1930)

Uruguay Heads of State and Head of Government: President Baltasar Brum (1919-1923)

Venezuela Heads of state and head of government: President Juan Vicente Gómez (1915-1929)

Asia

East, South and Southeast Asia

Bhutan Ruler: King Ugyen Wangchuk (1907-1926)

China Head of state: President Xu Shichang (1918-1922)
Head of government: Premier of the State Council Jin Yunpeng ( 1919-14. May 1920 )
Premier of the State Council Sa Zhenbing ( 14 May to 9 August 1920)
Premier of the State Council Jin Yunpeng (9 August 1920-1921 )

British India Kaiser: George V (1910-1936)
Viceroy: Frederic Thesiger (1916-1921)

Japan Head of State: Emperor Yoshihito (1912-1926)
Head of government: Prime Minister Hara Takashi (1918-1921)

Nepal Head of state: King Tribhuvan (1911-1955)
Head of government: Prime Minister Chandra Shamsher Jang Bahadur Rana (1901-1929)

Siam (now Thailand) Ruler: King Vajiravudh (1910-1925)

Southwest Asia

Azerbaijan (Democratic Republic, controversial, occupied from April ) Head of state: President Məhəmməd Əmin Rəsulzadə (1918 - April 1920 )
Head of government: Prime Minister Fätälikhan Hoylu (1918 - April 1920 )

Persia (now Iran) Head of state: Ahmad Shah Qajar (1909-1925)
Head of government: Prime Minister Vosough od- Dowleh? (1918 -? )
Prime Minister moshir od- Dowleh (July- October 1920 )
Prime Minister Sepahdar A'zam ( October 1920-1921 )

Georgia (disputed, occupied from March 21 ) Head of government: Prime Minister Noe Schordania ( 1918-17 March 1921. )

Yemen Ruler Imam Yahya bin Muhammad (1918-1948)

Central Asia

Afghanistan Ruler: Emir Amanullah Khan (1919-1929)

Mongolia (disputed ) Head of state: Bogd Gegeen Dschebtsandampa (1911-1924)
Head of government:?

Tibet ( disputed) Ruler: Dalai Lama Thubten Gyatso (1913-1933)

Australasia

Australia Head of state: King George V (1910-1936)
Governor General: Ronald Munro -Ferguson, 1st Viscount Novar ( 1914-6. October 1920 )
Head of government: Prime Minister Billy Hughes (1915-1923)

New Zealand Head of state: King George V (1910-1936)
Governor General: Earl Arthur Foljambe ( 1912-8. July 1920 )
Admiral John Jellicoe, 1st Viscount Jellicoe (September 27, 1920-1924 )
Head of government: Prime Minister William Massey (1912-1925)

Europe

Albania Head of government: Prime Minister Turhan Pasha Përmeti (1918-1920)
Prime Minister Sulejman Bej Delvina (1920 )
Prime Minister Ilias Bej Vrioni ( 1921)

Andorra Co - Prince: President of France: Raymond Poincaré (1913-1920)
Paul Deschanel (1920 )
Alexandre Millerand (1920-1924)
Bishop of Urgell: Jaume Viladrich (1919-1920)
Justi Guitart i Vilardebó (1920-1940)

Belgium Head of State: King Albert I (1909-1934)
Head of government: Prime Minister Léon Delacroix ( 1918-20. November 1920 )
Prime Minister Henri Carton de Wiart (20 November 1920-1921 )

Bulgaria Head of State: Tsar Boris III. (1918-1943)
Head of government: Chairman of the Council of Ministers Stambolijski Aleksandar (1919-1923)

Denmark Head of state: King Christian X (1912-1947)
Head of government: State Minister Carl Theodor Zahle ( 1913-30. March 1920 )
State Minister Carl Julius Otto Love ( 30 March-5 April 1920)
Minister of State Michael Pedersen Friis ( April 5 to May 5 1920)
State Minister Niels Neergaard (May 5, 1920-1924 )

German Empire Head of state: President Ebert (1919-1925)
Head of government: Chancellor Gustav Bauer ( 1919-26. March 1920 )
Chancellor Hermann Müller ( 27 March to 8 June 1920)
Chancellor Konstantin Fehrenbach (June 25, 1920-1921 )

Estonia Head of government: Prime Minister Jaan Tõnisson ( 1919-28. July 1920 )
Prime Minister Ado Birk ( 28 July to 30 July 1920)
(acting) Jaan Tõnisson ( 30 July-26 October 1920)
Prime Minister Ants Piip ( 26 October-21 December 1920)
Heads of State and Head of Government: State elder Ants Piip (21 December 1920-1921 )

Finland Head of state: President Kaarlo Juho Ståhlberg (1919-1925)
Head of government: State Minister Juho Vennola ( 1919-15. March 1920 )
State Minister Rafael Erich (15 March 1920-1921 )

France Head of state: President Raymond Poincaré (1913-1920)
(acting) Paul Deschanel ( February 18 to September 21 1920)
President Alexandre Millerand (1920-1924)
Head of government: President of the Council of Ministers Georges Clemenceau (1917-1920)
President of the Council of Ministers Alexandre Millerand ( 20 January to 24 September 1920)
President of the Council of Ministers Georges Leygues (September 24, 1920-1921 )

Greece Head of state: King Alexander I ( 1917-25. October 1920 )
King Constantine I (December 19, 1920-1922 )
Head of government: Prime Minister Eleftherios Venizelos ( 1917-18. November 1920 )
Prime Minister Dimitrios Rallis (November 18, 1920-1921 )

Italy Head of state: King Victor Emmanuel III. (1900-1946)
Head of government: President of the Council of Ministers Francesco Saverio Nitti ( 1919-15. June 1920 )
President of the Council of Ministers Giovanni Giolitti (June 15, 1920-1921 )

Kingdom of Serbs, Croats and Slovenes (later Yugoslavia) Head of state: King Peter I (1918-1921)
Head of government: Prime Minister Ljubomir Davidović (1919-1920)
Prime Minister Stojan Protić (1920 )
Prime Minister Milenko Vesnić (1920-1921)

Latvia Head of state: President Jānis Čakste (1918-1927)
Head of government: Prime Minister Karlis Ulmanis (1918-1921)

Liechtenstein Ruler: Prince Johann II (1858-1929)

Lithuania Head of state: President Antanas Smetona ( 1919-19. June 1920 )
President Aleksandra Stulginskis (19 June 1920-1926 )
Head of government: Prime Minister Ernestas Galvanauskas ( 1919-15. June 1920 )
Prime Minister Kazys Grinius (19 June 1920-1922 )

Luxembourg Head of State: Grand Duchess Charlotte (1919-1964)
Head of Government: Government President Emile Reuter (1918-1925)

Monaco Prince Albert I (1889-1922) Head of government: Minister of State Raymond Le Bourdon (1918-1923)

Netherlands Head of state: Queen Wilhelmina (1890-1948)
Head of government: Prime Minister Charles de Ruijs Beerenbrouck (1918-1925)

Norway Head of state: King Haakon VII (1906-1957)
Head of government: Prime Minister Gunnar Knudsen ( 1913-21. June 1920 )
Prime Minister Otto Bahr Halvorsen (21 June 1920-1921 )

Ottoman Empire (now Turkey) Ruler: Sultan Mehmed VI. (1918-1922)

Austria Head of state: President of the State Council 's Executive Karl Seitz ( 1919-9. December 1920 )
President Michael Hainisch (December 9, 1920-1928 )
Head of government: State Chancellor Karl Renner ( 1918-7. July 1920 )
Chancellor Michael Mayr (July 7, 1920-1921, from November 20th Chancellor )

Poland Head of government: Prime Minister Leopold Skulski ( 1919-9. June 1920 )
Prime Minister Władysław Grabski ( 9 June-24 July 1920)
Prime Minister Wincenty Witos (24 July 1920-1921 )

Portugal Head of state: President António José de Almeida (1919-1923)
Head of government: General Alfredo de Sá Cardoso ( 1919-21. January 1920 )
(acting) Domingos Leite Pereira ( 21 January to 8 March 1920)
General António Maria Baptista ( 8 March to 6 June 1920)
(acting) José Ramos Preto ( 6 June to 26 June 1920)
(acting) António Maria da Silva ( 26 June-19 July 1920)
(acting) António Joaquim Granjo ( 19 July to 20 November 1920)
General Álvaro Xavier de Castro ( 20 November-30 November 1920)
General Liberato Pinto Ribeiro (November 30, 1920-1921 )

Romania Head of state: King Ferdinand I (1914-1927)
Head of government: Prime Minister Alexandru Vaida - Voevod ( 1919-19. March 1920 )
Prime Minister Alexandru Averescu (19 March 1920-1921 )

Russia Head of state: Chairman of the All-Russian Central Executive Committee Mikhail Ivanovich Kalinin ( since 1919, December 30, 1922: founding of the Soviet Union)
Head of government: Chairman of the Council of People's Commissars Vladimir Ilyich Lenin (1917-1924, December 30, 1922: founding of the Soviet Union)

San Marino Captains Regent: Moro Morri, Francesco Pasquali ( 1919-1. April 1920 )
Rossi Marino, Ciro Francini ( 1 April to 1 October 1920)
Carlo Balsimelli, Simone Michelotti (October 1, 1920-1921 )

Sweden Head of state: King Gustav V (1907-1950)
Head of government: Prime Minister Nils Edén ( 1917-27. October 1920 )
Prime Minister Gerhard Louis De Geer (27 October 1920-1921 )

Switzerland Federal President Giuseppe Motta (1915, 1920, 1927, 1932, 1937)
Federal Felix Calonder ( to 12 February ), Camille Decoppet, Robert Haab, Heinrich Haberlin (from February 12 ), Giuseppe Motta, Jean -Marie Musy, Karl Scheurer, Edmund Schulthess

Spain Head of state: King Alfonso XIII. (1886-1931)
Head of government: Government President Manuel Allendesalazar Muñoz de Salazar ( 1919-5. May 1920 )
Government President Eduardo Dato Iradier (May 5, 1920-1921 )

Czechoslovakia Head of state: President Tomáš Masaryk (1918-1935)
Head of government: Prime Minister Vlastimil Tusar ( 1919-15. September 1920 )
Prime Minister Jan Černý (September 15, 1920-1921 )

Ukraine ( controversial, busy) Heads of State and Head of Government: President Petljura Symon (1919-1922)

Hungary Head of state: (acting) Prime Minister Károly Huszár ( 1919-1. March 1920 )
Regent Miklós Horthy (March 1, 1920-1944 )
Head of government: Prime Minister Károly Huszár ( 1919-14. March 1920 )
Prime Minister Sándor Simonyi - Semadam ( 14 March to 19 July 1920)
Prime Minister, Count Pál Teleki (19 July 1920-1921 )

United Kingdom Head of state: King George V (1910-1936)
Head of government: Prime Minister David Lloyd George Earl (1916-1922)

Belarus ( controversial, busy) Heads of State and Head of Government:?

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