List of state leaders in 1826 edit extracted from Wikipedia, the Free Encyclopedia (using Wikipedia Reflection Script)

1825 state leaders - Events of 1826 - 1827 state leaders - State leaders by year

Africa

• Ashanti Confederacy - Osei Yaw Akoto, Asantehene (1824–1834)
• Basutoland - Paramount chief Moshoeshoe I (1822–1870)
• Buganda - Kamaya, King of Buganda (1814–1836)
• Bunyoro - Nyamutukura Kyebambe III, Omukama of Bunyoro (1786–1835)
• Burundi - Ntare IV Rugamba, King of Burundi (1796–1852)
• Dahomey - Gézo, King of Dahomey (1818–1856)
• Ndzuwani - Abdallah bin Alawi, Sultan of Ndzuwani (1816–1832)
• Rwanda - Yuhi III, Mwami of Rwanda (1797–1830)
• Sokoto Caliphate
  • Caliph - Muhammed Bello, Sokoto Caliph (1814–1837)
  • Grand Vizier - Gidago dan Laima, Sokoto Grand Vizier (1817–1842)
• Swaziland - Paramount chief Ngwane IV (1815–1836)
• Zulu - Shaka, King of the Zulu (1816–1828)

Americas

• Argentina - Bernardino Rivadavia, President of Argentina (1826–1827)
• Bolivia -
  1. Simón Bolívar, Liberator of Bolivia (1825–1826)
  2. Antonio José de Sucre, President of Bolivia (1826–1828)
• Brazil - Pedro I, Emperor of Brazil (1822–1831)
• Central America - Manuel José Arce, President of Central America (1825–1829)
  • Costa Rica - Juan Mora Fernández, Head of State of Costa Rica (1825–1833)
• Chile
  1. Ramón Freire, Supreme Director of Chile (1823–1826)
  2. Manuel Blanco Encalada, President of Chile (1826–1826)
  3. Agustín Eyzaguirre, President of Chile (1826–1827)
• Great Colombia - Simón Bolívar, President of Great Colombia (1821–1830)
• Haiti - Jean Pierre Boyer, President of Haiti (1818–1843)
• Mexico - Guadalupe Victoria, President (1824–1829)
• Miskito Nation - Robert Charles Frederic, King of the Miskito Nation (1824–1842)
• Paraguay - José Gaspar Rodríguez de Francia, President of Paraguay (1814–1840)
• Peru -
  1. Simón Bolívar, Liberator of Peru (1824–1826)
  2. Andrés de Santa Cruz, President of the Government Council (1826–1827)
• United States - John Quincy Adams, President of the United States (1825–1829)

Asia

• Afghanistan -
  • Kabul -
    1. Soltan Mohammed Khan, Mohammedzay Regent (1823–1826)
    2. Dost Mohammed Khan, Mohammedzay Regent (1826–1836)
  • Kandahar -
    1. Shirdil Khan, Mohammedzay Regent (1818–1826)
    2. Purdil Khan, Mohammedzay Regent (1826–1839)
  • Herat -
    1. Mahmud Shah, Padshah of Herat (1819–1826)
    2. Kamran Shah, Padshah of Herat (1826–1842)
• China (Qing Dynasty) - Daoguang, Emperor of China (1821–1850)
• Japan
  • Monarch - Ninko, Emperor of Japan (1817–1846)
  • Shogun (Tokugawa) - Tokugawa Ienari, Shogun of Japan (1786–1837)
  • Ryūkyū Kingdom - Shō Kō, King of Ryūkyū (1804–1828)
• Korea (Joseon Dynasty) - Sunjo, King of Joseon (1800–1834)

Europe

• Abkhazia - Mikheil, Prince of Abkhazia (1822–1864)
• Andorra -
  • Isidor Bonifaci López y Pulido, Bishop of Urgell (1824–1827)
  • Charles X, King of France (1824–1830)
• Denmark
  • Monarch - Frederik VI, King of Denmark (1808–1839)
  • Prime Minister - Otto Joachim, Minister of State of Denmark (1824–1842)
• Finland - Nicholas I, Grand Duke of Finland, (1825–1855)
• France -
  • Monarch - Charles X, King of France (1824–1830)
  • Prime Minister - Comte de Villèle, Prime Minister of France (1821–1828)
• German Confederation
  • Austria - Francis I, Emperor of Austria (1792*-1835) *Note: Leader of Austria held the title of Archduke prior to 1804
    • Chancellor - Prince Klemens Wenzel von Metternich, Chancellor of Austria (1821–1848)
  • Bohemia - Francis, King of Bohemia (1792–1835)
  • Prussia -
    • Monarch - Friedrich Wilhelm III, King of Prussia (1797–1840)
    • Chief Minister - Count Karl Friedrich Heinrich von Wylich, Chief Minister of Prussia (1823–1841)
  • Bavaria - Ludwig I, King of Bavaria (1825–1848)
    • Prime Minister - Baron Zentner, President of the Council of Ministers (1825–1832)
  • Saxony - Frederick Augustus I, King of Saxony 1763*-1827) *Note: Leader of Saxony held the title of Elector prior to 1806
  • Hanover - George IV, King of Hanover (1820–1830)
  • Württemberg - William, King of Württemberg (1816–1864)
  • Luxembourg - William I, Grand Duke of Luxembourg (1815–1840)
  • Liechtenstein - Johann Josef I, Prince of Liechtenstein (1805–1836)
  • Baden - Ludwig I, Grand Duke of Baden (1818–1830)
• Greece -

1. Georgios Kountouriotis, President of the Executive (1823–1826)
2. Andreas Zaimis, President of the Governing Commission (1826–1827)

• Hungary - Francis, King of Hungary (1792–1835)
• Lucca - Charles, Duke of Lucca (1824–1847)
• Massa and Carrara - Maria Beatrice Ricciarda III, Duchess of Massa and Princess of Carrara (1814–1829)
• Modena - Francis IV, Duke of Modena (1814–1846)
• Moldavia - Ioan Sturdza, Vovoid of Moldavia (1822–1828)
• Montenegro - Petar I Petrović Njegoš, Prince-Bishop of Montenegro (1782–1830)
• Moresnet
  • Monarchs -
    • William I, King of the Netherlands (1815–1840)
    • Friedrich Wilhelm III, King of Prussia (1797–1840)
  • Mayor - Arnold Timothée de Lasaulx, Mayor of Moresnet (1817–1859)
• United Kingdom of the Netherlands - Willem I, King of the Netherlands (1815–1840)
• Norway - United Kingdoms of Sweden and Norway - Kingdom of Sweden-Norway
  • Monarch - Charles XIV, King of Norway (1818–1844)
  • Governor - Count Johan August Sandels, Governor of Norway (1818–1827)
• Ottoman (Turkish) Empire
  • Monarch - Mahmud II, Sultan of the Ottoman Empire (1808–1839)
  • Grand Vizier - Benderli Selim Sirri Pasha, Ottoman Grand Vizier (1824–1828)
• Papal States - Leo XII, Pope (1823–1829)
• Parma - Marie Louise, Duchess of Parma (1814–1847)
• Piedmont-Sardinia - Charles Felix, King of Sardinia (1821–1831)
• Poland - Nicholas I, King of Poland, (1825–1855)
• Portugal -
  1. Joao VI, King of Portugal (1816–1826)
  2. Pedro IV, King of Portugal (1826) -also Pedro I of Brazil
  3. Maria II, Queen of Portugal (1826–1828, 1828–1834 in opposition, 1834–1853)
• Russia - Nicholas I, Tsar of Russia (1825–1855)
• Serbia - Milos Obrenovic I, Prince of Serbia (1815–1839)
• Spain - Fernando VII, King of Spain (1808, 1814–1833)
• Sweden - United Kingdoms of Sweden and Norway - Charles XIV John, King of Sweden (1818–1844)
• Switzerland - Vinzenz Rüttimann, President of the Diet (1826)
• Tuscany - Leopold II, Grand Duke of Tuscany (1824–1848)
• Two Sicilies - Francis I, King of the Two Sicilies (1825–1830)
• United Kingdom
  • Monarch - George IV, King of the United Kingdom (1820–1830)
  • Prime Minister - Robert Banks Jenkinson, 2nd Earl of Liverpool, Prime Minister of the United Kingdom (1812–1827)
• Wallachia - Grigore IV Ghica, Vovoid of Wallachia (1822–1828)

Middle East and North Africa

• Abu Dhabi -
  • Co-Shaikh - Shakhbut bin Dhiyab, Shaikh of Abu Dhabi (1818–1833)
  • Co-Shaikh - Tahnun bin Shakhbut, Shaikh of Abu Dhabi (1818–1833)
• Ajman - Rashid bin Humayd, Shaikh of Ajman (1816–1838)
• Algiers (Under Ottoman suzerainty) - Hussein ben Hassan, Pasha-Dey of Algiers (1818–1830)
• Egypt (Under Ottoman suzerainty)- Muhammad Ali Pasha, Governor of Egypt (1805–1848)
• Fezzan (Under Ottoman suzerainty - Yusuf al-Mukkani, Sultan of Fezzan (1811–1831)
  • Kel Ahaggar - Ag Mama ag Sidi, Ruler of Kel Ahaggar (1790–1830)
• Kuwait - Sheikh Jabir ibn Abdullah Al Sabah, Ruler of Kuwait (1814–1859)
• Morocco - Abu al-Fadl `Abd ar-Rahman, Sultan of Morocco (1822–1859)
• Oman - Sa'id II ibn Sultan, Sultan of Oman (1804–1856)
• Persia - Fath Ali Shah Qajar, King of Persia (1797–1834)
• Tripoli (Under Ottoman suzerainty)- Yusuf ibn Ali Karamanli, Pasha of Tripoli (1795–1832)
• Tunis - (Under Ottoman suzerainty)Husayn II bin Mahmud, Bey of Tunis (1824–1835)