List of state leaders in 1866

List of state leaders in 1865 - Events of 1866 - List of state leaders in 1867 - State leaders by year

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Africa

• Ashanti Confederacy - Kwaku Dua I Panyin, Asantehene (1834-1867)
• Burundi - Mwezi IV Gisabo, King of Burundi (1852-1908)
• Dahomey - Glele, King of Dahomey (1856-1889)
• Ethiopia - Tewodros II, Emperor of Ethiopia (1855-1868)
• Zulu - Mpande kaSenzangakhona, King of the Zulu (1840-1872)

Asia

• Afghanistan
  • Emir -
    1. Shir Ali Khan, Emir of Afghanistan (1863-1866)
    2. Mohammed Afzal Khan, Emir of Afghanistan (1866-1868)
• China (Qing Dynasty) - Tóngzhì, Emperor of China (1861-1875)
• Japan
  • Monarch - Kōmei, Emperor of Japan (1846-1867)
  • Shogun (Tokugawa) - Tokugawa Iemochi, Shogun of Japan (1758-1866)

Europe

• Austria - Franz Joseph I, Emperor of Austria (1848-1916)
• Bavaria - Ludwig II, King of Bavaria (1864-1886)
• Belgium - Leopold II, King of the Belgians (1865-1909)
• Denmark
  • Monarch - Christian IX, King of Denmark (1863-1906)
  • Prime Minister - Christian Emil, Prime Minister of Denmark (1865-1870)
• France - Napoleon III, Emperor of the French (1852-1870)
• Holy See - Pope Pius IX (1846-1878)
• Italy -
  • Monarch - Vittorio Emanuele II, King of Italy (1861-1878)
  • Prime Minister -
    1. Marchese di La Marmora, Prime Minister of Italy (1864 - 1866)
    2. Bettino Ricàsoli, Prime Minister of Italy (1866-1867)
• Netherlands - William III, King of the Netherlands (1849-1890)
• Norway - Carl IV, King of Norway (1859-1872)
• Ottoman Empire - Abd-ul-Aziz, Sultan of the Ottoman Empire (1861-1876)
• Portugal - Luis, King of Portugal (1861-1889)
• Prussia -
  • Monarch - Wilhelm I, King of Prussia (1861-1888)
  • Prime Minister - Otto von Bismarck, Minister-President of Prussia (1862-1873)
• Romania
  • Prince -
    1. Alexander John Cuza, Prince of Romania (1859-1866)
    2. Carol I, Prince of Romania (1866-1881)
• Russia - Alexander II, Tsar of Russia (1855-1881)
• Saxony - Johann, King of Saxony (1854-1873)
• Spain - Isabella II, Queen of Spain (1833-1868)
• Sweden - Kingdom of Sweden-Norway
  • Monarch - Charles XV, King of Sweden (1859-1872)
  • Chief Minister - Louis Gerhard De Geer , Prime Minister for Justice of Sweden (1858-1870)
  • Foreign Minister - Ludvig Manderström, Prime Minister for Foreign Affairs of Sweden-Norway (1858-1868)
• United Kingdom
  • Monarch - Victoria, Queen of the United Kingdom (1837-1901)
  • Prime Minister -
    1. John Russell, 1st Earl Russell, Prime Minister of the United Kingdom (1865-1866)
    2. Edward Geoffrey Smith Stanley, 14th Earl of Derby, Prime Minister of the United Kingdom (1866-1868)
• Württemberg - Karl, King of Württemberg (1864-1891)

Middle East and North Africa

• Abu Dhabi - Zaid ibn Khalifa, Shaikh of Abu Dhabi (1855-1909)
• Egypt - Ismail, Governor of Egypt (1863-1867)
• Morocco - Mohammed IV, Sultan of Morocco (1859-1873)
• Ottoman Empire
  • Monarch - Abd-ul-Aziz, Sultan of the Ottoman Empire (1861-1876)
  • Grand Vizier -
    1. Keçecizade Mehmed Fuad Pasha, Ottoman Grand Vizier (1863-1866)
    2. Mütercim Mehmed Rüstü Pasha, Ottoman Grand Vizier (1866-1867)

North America and Caribbean

• Canada - The Viscount Monck of Ballytrammon, Governor General of Canada (1861-1867)
• Costa Rica -
  • President -
    1. Jesús Jiménez Zamora , President (1863-1866)
    2. José María Castro Madriz, President (1866-1868)
• Mexico - Maximilian of Habsburg, Emperor of Mexico (1864-1867)
• United States - Andrew Johnson, President of the United States (1865-1869)

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List of state leaders in 1865 - Events of 1866 - List of state leaders in 1867 - State leaders by year