Events from the year 1843 in France. Incumbents Monarch – Louis Philippe I Events 16 May - French conquest of Algeria: Battle of the Smala - French troops led by Henri d'Orléans, duc d'Aumale, are victorious over Algerian forces led by Emir Abdelkader. 4 July - Sanwi, a traditional kingdom located in the south-east corner of modern-day Côte d'Ivoire, becomes a protectorate of Louis Philippe. Births January to June 10 February - Philippe Alexandre Jules Künckel d'Herculais, entomologist (died 1918) 14 February - Louis Diémer, pianist and composer (died 1919) 2 March - André Fernand Thesmar, enameler (died 1912) 5 March - Hugh Antoine d'Arcy, poet, writer and pioneer executive in the American motion picture industry (died 1925) 14 March - Leon Dehon, clergyman (died 1925) 29 March - Paul Ferrier, dramatist (died 1928) 21 May - Édouard-Henri Avril, painter and commercial artist (died 1928) 19 June - Charles-Edouard Lefebvre, composer (died 1917) 26 June - Paul Arène, poet and writer (died 1896) July to December 13 July - Jean Marie Antoine de Lanessan, statesman and naturalist (died 1919) 17 August - Alexandre Lacassagne, physician and criminologist (died 1924) 29 August - Alfred Agache, painter (died 1915) 6 September - Yves Guyot, politician and economist (died 1928) 13 September - Louis Duchesne, priest, philologist, teacher and historian (died 1922) 21 September - Gabriel Paul Othenin de Cléron, comte d'Haussonville, politician and author (died 1924) 29 September - Jacques-Joseph Grancher, pediatrician (died 1907) 16 October - Émile Delahaye, automotive pioneer (died 1905) 12 December - Marcel Deprez, electrical engineer (died 1918) Full date unknown Paul Adolphe Marie Prosper Granier de Cassagnac, journalist and politician (died 1904) Deaths 4 January - Hippolyte de Bouchard, sailor and corsair (b. c. 1780) 11 January - Antoine Bournonville, ballet dancer, actor, singer and choreographer (born 1760) 2 March - François-Joseph-Philippe de Riquet, nobleman (born 1771) 30 April - Gaspard de Chabrol, prefect of the Seine (born 1773) 24 May - Sylvestre François Lacroix, mathematician (born 1765) 7 June - Alexis Bouvard, astronomer (born 1767) 25 June - Marie Anne Lenormand, professional fortune-teller (born 1772) 12 August - Jean-Pierre Cortot, sculptor (born 1787) 4 September - Léopoldine Hugo, daughter of Victor Hugo (born 1824) 11 September - Joseph Nicollet, geographer and mathematician (born 1786) 19 September - Gaspard-Gustave Coriolis, mathematician, mechanical engineer and scientist (born 1792) 24 October - Antoine Berjon, painter and designer (born 1754)