List of Heads of State 1910

Overview
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Africa

Egypt (nominally part of the Ottoman Empire from 1882–1914, de facto British protectorate)
- Head of State: Khedive Abbas II. (1892-1914)
- Head of Government:
  - Prime Minister Boutros Ghali (1908-21 February 1910)
  - Prime Minister Muhammad Said Pasha (February 23, 1910–1914, 1919 )
- British Consul General : Eldon Gorst (1907-1911)

Ethiopia
- Head of State and Government: Emperor Menelik II (1898–1913)

Liberia
- Head of State or Government: President Arthur Barclay (1904–1912)

South Africa (independent since May 31, 1910)
- Head of State: King George V (May 31, 1910–1936)
  - Governor General : Herbert Gladstone, 1st Viscount Gladstone (May 31, 1910–1914)
- Head of Government: Prime Minister Louis Botha (May 31, 1910–1919) (1907–1910 Prime Minister of the Transvaal)

America

North America

Canada
- Head of State:
  - King Edward VII (1901–6 May 1910)
  - King George V (May 6, 1910-1936)
    - Governor General : Albert Gray, 4th Earl Gray (1904–1911)
- Head of Government: Prime Minister Wilfrid Laurier (1896–1911)

Mexico
- Head of State and Government: President Porfirio Díaz ( 1876–1880 , 1884–1911)

Newfoundland
- Head of State:
  - King Edward VII (1907–6 May 1910)
  - King George V (May 6, 1910-1934)
    - Governor : Ralph Champneys Williams (1909–1913)
- Head of Government: Prime Minister Edward Morris (1909–1917)

United States of America
- Head of State or Government: President William Howard Taft (1909–1913)

Central America

Costa Rica
- Head of State and Government:
  - President Cleto González Víquez (1906– May 8, 1910, 1928–1932 )
  - President Ricardo Jiménez Oreamuno ( 1882–1885 , May 8, 1910–1914, 1924–1928, 1932–1936 )

Dominican Republic
- Head of State and Government: President Ramón Cáceres (1905–1911)

El Salvador
- Head of State and Government: President Fernando Figueroa (1907–1911)

Guatemala
- Head of State and Government: President Manuel José Estrada Cabrera (1898–1920)

Haiti
- Head of State and Government: President François C. Antoine Simon (1908–1911)

Honduras
- Head of State and Government: President Miguel R. Dávila (1907–1911)

Cuba
- Head of State and Government: President José Miguel Gómez (1909–1913)

Nicaragua
- Head of State and Government:
  - President José Madriz (1909–28 August 1910) (acting)
  - President José Dolores Estrada Morales (August 28, 1910) (Acting)
  - President Juan José Estrada (August 28, 1910–1911)

Panama
- Head of State and Government:
  - President José Domingo de Obaldía (1908– March 1, 1910)
  - President Carlos Antonio Mendoza (March 1, 1910– October 1, 1910) (acting)
  - President Federico Boyd (October 1, 1910– October 5, 1910) (acting)
  - President Pablo Arosemena Alba (October 5, 1910–1912) (acting)

South America

Argentina
- Head of State and Government:
  - President José Figueroa Alcorta (1906– October 12, 1910)
  - Roque Sáenz Peña (October 12, 1910–1914)

Bolivia
- Head of State and Government: President Eliodoro Villazón Montaño (1909–1913)

Brazil
- Head of State and Government:
  - President Nilo Peçanha (1909– November 15, 1910)
  - President Hermes Rodrigues da Fonseca (November 15, 1910–1914)

Chile
- Head of State and Government:
  - President Pedro Montt Montt (1906– August 16, 1910)
  - President Elías Fernández Albano (August 16, 1910– September 6, 1910) (acting)
  - President Emiliano Figueroa Larraín (September 6, 1910– December 23, 1910, 1925–1927 ) (acting)
  - President Ramón Barros Luco (December 23, 1910–1915)

Ecuador
- Head of State and Government: President Eloy Alfaro ( 1883, 1895–1901 , 1906–1911)

Colombia
- Head of State and Government:
  - President Ramón González Valencia (1909–7 August 1910) ( Acting )

Paraguay
- Head of State and Government:
  - President Emiliano González Navero (1908–25 November 1910, 1912 ) (acting)
  - President Manuel Gondra (November 25, 1910–1911, 1920–1921 )

Peru
- Head of State: President Augusto B. Leguía y Salcedo (1908–1912, 1919–1920 ) (1904–1907 Prime Minister)
- Head of Government:
  - Prime Minister Rafael Fernández de Villanueva Cortez (1909-14 March 1910)
  - Prime Minister Javier Prado y Ugarteche (March 14, 1910– August 3, 1910)
  - Prime Minister Germán Schreiber Waddington (August 3, 1910– November 3, 1910, 1914–1915 )
  - Prime Minister José Salvador Cavero Ovalle (November 3, 1910– December 27, 1910)
  - Prime Minister Enrique C. Basadre Stevenson (December 27, 1910–1911)

Uruguay
- Head of State and Government: President Claudio Williman (1907–1911)

Venezuela
- Head of State and Government:
  - President Juan Vicente Gómez (1909– April 19, 1910, 1910–1914, 1922–1929, 1931–1935 )
  - President Emilio Constantino Guerrero (April 19, 1910– April 29, 1910) (acting)
  - President Jesús Ramón Ayala (April 29, 1910– June 3, 1910) (acting)
  - President Juan Vicente Gómez ( 1909–1910 , June 3, 1910–1914, 1922–1929, 1931–1935 )

Asia

East, South and Southeast Asia

Bhutan
- Ruler: King Ugyen Wangchuk (1907–1926)

China
- Ruler: Emperor Puyi (1908–1912, nominal )
- Regent: Zaifeng, Prince Chun II. (1908–1911)

British India
- Emperor :
  - Edward VII (1901-1910)
  - George V (1910-1936)
- Viceroy :
  - Gilbert Elliot-Murray-Kynynmound (1905-1910)
  - Charles Hardinge (1910-1916)

Japan
- Head of State: Emperor Mutsuhito (1852–1912)
- Head of Government: Prime Minister Katsura Tarō (1908–1911)

Nepal

Head of State: King Prithvi (1881–1911)

Head of Government: Prime Minister Chandra Shamsher Jang Bahadur Rana (1901–1929)

Siam (today: Thailand)
- Ruler:
  - King Chulalongkorn (1868– October 23, 1910)
  - King Vajiravudh (October 23, 1910–1925)

Middle East

Persia (today: Iran)

Head of State: Ahmad Shah Qajar (1909–1925)

Head of Government: Mostowfi ol-Mamalek (1910–?)

Central Asia

Afghanistan
- Ruler: Emir Habibullah Khan (1901-1919)

Australia and Oceania

Australia
- Head of State:
  - King Edward VII (1901–6 May 1910)
  - King George V (May 6, 1910-1936)
- Governor General: Earl William Ward (1908–1911)
- Head of Government:
  - Prime Minister Alfred Deakin (1909-29 April 1910)
  - Prime Minister Andrew Fisher (April 29, 1910-1913)

New Zealand
- Head of State:
  - King Edward VII (1901–6 May 1910)
  - King George V (May 6, 1910-1936)
- Governor:
  - Baron William Plunket (1907-1910)
  - Baron John Poynder Dickson (1910-1912)
- Head of Government: Prime Minister Joseph Ward (1907–1912)

Europe

Andorra
- Co-princes :
  - President of France : Armand Fallières (1906–1913)
  - Bishop of Urgell : Juan Benlloch y Vivó (1907-1919)

Belgium
- Head of State: King Albert I (1909–1934)
- Head of Government: Prime Minister Frans Schollaert (1908–1911)

Bulgaria
- Head of State: Tsar Ferdinand I (1887–1918) (until 1908 Prince)
- Head of Government: Prime Minister Aleksandar Malinov (1908–1911, 1918, 1931 )

Denmark
- Head of State: King Frederick VIII (1906–1912)
- Head of Government:
  - Prime Minister Carl Theodor Zahle (1909–4 July 1910, 1913–1920 )
  - Prime Minister Klaus Berntsen (July 4, 1910–1913)

German Empire
- Kaiser : Wilhelm II. (1888–1918)
  - Imperial Chancellor : Theobald von Bethmann Hollweg (1909–1917)
- Stop
  - Duke : Friedrich II. (1904–1918)
    - Minister of State: Ernst von Laue (1910–1918)
- to bathe
  - Grand Duke : Friedrich II. (1907–1918)
    - Minister of State: Alexander von Dusch (1905–1917)
- Bavaria
  - King : Otto I (1886–1913)
    - Regent : Prince Regent Luitpold (1886–1912)
      - Chairman of the Council of Ministers : Clemens Freiherr von Podewils-Dürniz (1903–1912)
- Braunschweig
  - Regent : Johann Albrecht Duke of Mecklenburg (1907–1913)
- Bremen
  - Mayor : Alfred Dominicus Pauli (1891) (1896) (1898) (1903) (1905) (1908) (1910)
- Reichsland Alsace-Lorraine
  - Imperial governor: Prince Karl von Wedel (1907–1914)
    - State Secretary of the Ministry for Alsace-Lorraine : Hugo Freiherr Zorn von Bulach (1908–1914)
- Hamburg
  - First Mayor : Max Predöhl (1910–1911) (1914) (1917)
- Hessen-Darmstadt
  - Grand Duke : Ernst Ludwig (1892–1918)
    - President of the entire ministry : Carl Ewald (1906–1918)
- lip
  - Prince : Leopold IV. (1905–1918)
- Lübeck
  - Mayor : Johann Georg Eschenburg (1905–1906) (1909–1910) (1913–1914)
- Mecklenburg-Schwerin
  - Grand Duke : Friedrich Franz IV. (1897–1918)
- Mecklenburg-Strelitz
  - Grand Duke : Adolf Friedrich V (1904–1914)
- Oldenburg
  - Grand Duke : August II (1900–1918)
    - Minister of State : Friedrich Julius Heinrich Ruhstrat (1908–1916)
- Prussia
  - King : Wilhelm II. (1888–1918)
    - Prime Minister : Theobald von Bethmann Hollweg (1909–1917)
- Reuss older line
  - Prince : Heinrich XXIV. (1902–1918)
    - Regent: Heinrich XXVII. (1908-1918)
- Reuss younger line
  - Prince : Heinrich XIV. (1867–1913)
    - Regent: Heinrich XXVII. (1908-1913)
- Saxony
  - King : Friedrich August III. (1904-1918)
    - Chairman of the entire ministry : Konrad Wilhelm von Rüger (1906–1910)
    - Chairman of the entire ministry: Victor Alexander von Otto (1910–1912)
- Saxony-Altenburg
  - Duke : Ernst II (1908–1918)
- Saxe-Coburg and Gotha
  - Duke : Carl Eduard (1900–1918)
- Saxony-Meiningen
  - Duke : George II (1866–1914)
- Saxe-Weimar-Eisenach
  - Grand Duke : Wilhelm Ernst (1901–1918)
- Schaumburg-Lippe
  - Prince : Georg (1893–1911)
- Schwarzburg-Rudolstadt
  - Prince : Günther Victor (1890–1918)
- Schwarzburg-Sondershausen (from 1909 in personal union with Schwarzburg-Rudolstadt)
  - Prince : Günther Victor (1909–1918)
- Waldeck and Pyrmont (administered by Prussia since January 1, 1868)
  - Prince : Friedrich (1893–1918)
- Württemberg
  - King : Wilhelm II. (1891-1918)
    - President of the State Ministry : Karl von Weizsäcker (1906–1918)

Finland (1809–1917 autonomous Grand Duchy of the Russian Empire)
- Head of State: Grand Duke Nicholas II (1894–1917)
  - Governor General : Franz Albert Seyn (1909–1917)

France
- Head of State: President Armand Fallières (1906–1913)
- Head of Government: President of the Council of Ministers Aristide Briand (1909–1911, 1913, 1915–1917, 1921–1922, 1925–1926, 1929 )

Greece
- Head of State: King George I (1863–1913)
- Head of Government:
  - Prime Minister Kyriakoulis Mavromichalis (1909–31 January 1910)
  - Prime Minister Stephanos Dragoumis (January 31, 1910– October 19, 1910)
  - Prime Minister Eleftherios Venizelos (October 19, 1910–1915, 1915, 1917–1920, 1924, 1928–1932, 1932, 1933 )

Italy
- Head of State: King Viktor Emanuel III. (1900-1946)
- Head of Government:
  - Prime Minister Sidney Sonnino ( 1906 , 1909–31 March 1910)
  - Prime Minister Luigi Luzzatti (March 31, 1910–1911)

Liechtenstein
- Head of State and Government: Prince Johann II. (1858–1929)

Luxembourg
- Head of State: Grand Duke Wilhelm IV (1905–1912) (1902–1905 regent)
  - Regent: Maria Anna of Portugal (1908–1912)
- Head of Government: Prime Minister Paul Eyschen (1888–1915)

Monaco
- Head of State and Government: Prince Albert I (1889–1922)

Montenegro

Head of State: Prince Nikola I. Petrović-Njegoš (1860–1918) ( King from August 28, 1910 )

Head of Government: Prime Minister Lazar Tomanović (1907–1912)

Neutral Moresnet (1830-1915 under joint administration of Belgium and Prussia)
- Head of State: King of Belgium Albert I (1909–1915, 1918–1920 )
  - Commissioner : Fernand Bleyfuesz (1889–1915, 1918–1920 )
- Head of State: King of Prussia Wilhelm II (1888–1918)
  - Commissioner : Walter The Losen (1909–1918)
- Mayor : Hubert Schmetz (1885–1915)

Netherlands
- Head of State: Queen Wilhelmina (1890–1948)
- Head of Government: Prime Minister Theo Heemskerk (1908–1913)

Norway
- Head of State: King Haakon VII (1905–1957)
- Head of Government:
  - Prime Minister Gunnar Knudsen (1908–2 February 1910, 1913–1920 )
  - Prime Minister Wollert Konow (February 2, 1910–1912)

Ottoman Empire
- Head of State: Sultan Mehmed V (1909–1918)
- Head of Government:
  - Grand Vizier Hüseyin Hilmi Pascha ( 1909 , 1909–12 January 1910)
  - Grand Vizier İbrahim Hakkı Pasha (January 12, 1910–1911)

Austria-Hungary
- Head of State: Emperor Franz Joseph I (1848–1916)
- Head of Government of Cisleithanien: Prime Minister Richard von Bienerth-Schmerling (1908–1911)
- Head of Government of Transleithanien:
  - Prime Minister Sándor Wekerle ( 1892–1895 , 1906–17 January 1910, 1917–1918 )
  - Prime Minister Károly Khuen-Héderváry ( 1903 , January 17, 1910–1912)

Portugal (since October 5, 1910 Republic)
- Head of State:
  - King Manuel II (1908– October 5, 1910)
- Head of Government:
  - Prime Minister Francisco António da Veiga Beirão (1909–26 June 1910)
  - Prime Minister António Teixeira de Sousa (June 26, 1910– October 4, 1910)
- Head of State or Government: President of the Provisional Government Teófilo Braga (October 5, 1910–1911, 1915 )

Romania
- Head of State: King Charles I (1866–1914) (until 1881 Prince)
- Head of Government: Prime Minister Ion IC Brătianu (1909–1911, 1914–1918, 1918–1919, 1922–1926, 1927 )

Russia
- Head of State: Tsar Nicholas II (1894–1917)
- Head of Government: Prime Minister Pyotr Stolypin (1906–1911)

San Marino
- Capitani Reggenti :
  - Marino Borbiconi ( 1894–1895, 1898–1899, 1903–1904 , 1909–1 April 1910, 1923–1924 ) and Giacomo Marcucci ( 1892–1893, 1899, 1902–1903 , 1909–1 April 1910)
  - Alfredo Reffi ( 1906–1907 , April 1, 1910– October 1, 1910, 1915–1916 ) and Giovanni Arzilli ( 1906–1907 , April 1, 1910– October 1, 1910, 1916–1917 )
  - Giovanni Belluzzi ( 1906 , October 1, 1910–1911) and Luigi Lonfernini (October 1, 1910–1911, 1915–1916 )

Sweden
- Head of State: King Gustav V (Sweden) (1907–1950)
- Head of Government: Prime Minister Arvid Lindman (1906–1911, 1918–1930 )

Switzerland
- Federal President : Robert Comtesse ( 1904 , 1910)
- Federal Council :
  - Adolf Deucher (1883–1912)
  - Eduard Müller (1895-1919)
  - Ernst Brenner (1897–1911)
  - Robert Comtesse (1900-1912)
  - Marc-Emile Ruchet (1900-1912)
  - Ludwig Forrer (1903-1917)
  - Josef Anton Schobinger (1908–1911)

Serbia
- King Peter I Karadjordjevic (1903-1918)
- Head of Government: Prime Minister Nikola Pašić ( 1891–1892, 1904–1905, 1906–1908 , 1909–1911, 1912–1918 ) (1918, 1921–1924, 1924–1926 Prime Minister of the Kingdom of Croats, Serbs and Slovenes)

Spain
- Head of State: King Alfonso XIII. (1886–1931)
- Head of Government:
  - Prime Minister Segismundo Moret Prendergast ( 1905–1906, 1906 , 1909–9 February 1910)
  - Prime Minister José Canalejas Méndez (February 9, 1910–1912)

United Kingdom :
- Head of State:
  - King Edward VII (1901–6 May 1910)
  - King George V (May 6, 1910-1936)
- Head of Government: Prime Minister Herbert Henry Asquith (1908–1916)

Individual evidence

↑ The Federal Council is the collective head of state in Switzerland. The Federal President has the role of primus inter pares

[1] The Federal Council is the collective head of state in Switzerland. The Federal President has the role of primus inter pares