April 15: Day of the Sun in North Korea; Jackie Robinson Day and Tax Day in the United States Hillsborough Memorial 1632 – Thirty Years' War: A Swedish–German army defeated the forces of the Catholic League at the Battle of Rain, mortally wounding their commander Johann Tserclaes, Count of Tilly. 1923 – Ten Japanese-American children were killed in a racially motivated arson attack on a school in Sacramento, California. 1936 – Two Jews were killed near Tulkarm in Mandatory Palestine, an act widely viewed as the beginning of violence within the Arab revolt. 1989 – The Hillsborough disaster (memorial pictured), a human crush that caused 97 deaths in the worst disaster in British sporting history, occurred during an FA Cup match between Liverpool and Nottingham Forest in Sheffield. 2019 – A fire severely damaged Notre-Dame de Paris, destroying the cathedral's timber spire and much of the roof. Leonardo da Vinci (b. 1452)Nikita Khrushchev (b. 1894)Claudia Cardinale (b. 1938)Emma Watson (b. 1990) More anniversaries: April 14 April 15 April 16 Archive By email List of days of the year About