Events in History
Event of Interest
Apr 7 English chemist and theologian Joseph Priestley departs England for America on board Sansom at Gravesend

Joseph Priestley
- Apr 21 NYC formally declares coast of Ellis Island publicly owned, so they can build forts to protect NYC from British
- Apr 30 The Battle of Boulou is fought, in which French forces defeated the Spanish under General Union.
Birthdays in History
Matthew C. Perry
Apr 10 Matthew C. Perry, Commodore of the United States Navy who opened Japan to Western influence and trade, born in Newport, Rhode Island (d. 1858)

Matthew C. Perry
- Apr 11 Edward Everett, American statesman and orator, born in Dorchester, Massachusetts (d. 1865)
- Apr 12 Germinal Pierre Dandelin, Belgian mathematician (geometry), born in Paris (d. 1847)
- Apr 15 Jean Pierre Flourens, French physiologist, born in Maureilhan, France (d. 1867)
- Apr 17 Carl Friedrich Philipp von Martius, German botanist and explorer, born in Erlangen, Germany (d. 1868)
- Apr 23 Wei Yuan, Chinese scholar and geographer of Qing Dynasty, born in Shaoyang, China (d. 1857)
Deaths in History
Georges Danton
Apr 5 Georges Danton, French politician and revolutionary (1st president of the Committee of Public Safety during the French Revolution), executed by guillotine at 34

Georges Danton
- Apr 8 Marie-Jean-Antoine-Nicholas-Caritat, mathematician dies
- Apr 13 Nicolas Chamfort, French writer, dies at 53
- Apr 18 Charles Pratt, 1st Earl Camden, Lord Chancellor of Great Britain, dies at 80
- Apr 23 Guillaume-Chrétien de Lamoignon de Malesherbes, French lawyer and statesman, executed at 72
- Apr 27 William Jones, British orientalist & jurist, dies at 47