Rulers:
• Charles XIV John, King of Sweden and Norway (1818-1844)
• Fernando VII, King of Spain (1813-1833)
• James Monroe, 5th President of the United States (1817-1825)
• Louis XVIII, King of France (1814-1824)
Events:
• Hessisches Landesmuseum opened in Darmstadt.
Births:
• Duval, Jeanne (c.1820-c.1862)
• Nadar (1820-1910)
Deaths:
• Gainsborough, Margaret (1751-1820)
Literature:
• Keats, John (1795-1821): Poems (1820)
Music:
• Cherubini, Luigi (1760-1842): Marche funèbre (1820)
Architecture:
• Cimetière de Passy established in Paris.
Art:
• Canova, Antonio (1757-1822): Naiade (1820-22)
• Canova, Antonio (1757-1822) & Studio: Naiade (1819-24)
• Canova, Antonio (1757-1822): Venere e Marte (1817-22)
• Constable, John (1776-1837):Salisbury Cathedral from Lower Marsh Close (1820)
• Constable, John (1776-1837): The Lock (c.1820-25)
• Delacroix, Eugène (1798-1863): La Mise au tombeau d’après Titien (1820)
• Delacroix, Eugène (1798-1863): Un cheval attelé à un poteau (c.1820)
• Géricault, Théodore (1791-1824): Amazone (1820)
• Géricault, Théodore (1791-1824): Chevaux se battant (c.1820)
• Géricault, Théodore (1791-1824): Lions dans un paysage montagneux (c.1818-20)
• Goya, Francisco (1746-1828): Disparate de bestia (1816-24)
• Goya, Francisco (1746-1828): Disparate de tontos (c.1815-23)
• Goya, Francisco (1746-1828): El coloso (1818-25)
• Goya, Francisco (1746-1828): El tío Paquete (c.1819-20)
• Gros, Antoine-Jean (1771-1835): Tête de femme (c.1820)
• Ingres, J. A. D. (1780-1867): Études (c.1817-20)
• Turner, Joseph (1775-1851): Colour Beginning (c.1820)