20 April 2022: This day in history

1862 First pasteurization test completed by Frenchmen Louis Pasteur and Claude Bernard

1902: Marie and Pierre Curie isolate the radioactive compound radium chloride

1920: Balfour Declaration recognized, makes Palestine a British Mandate

1968: British politician Enoch Powell makes his controversial “Rivers of Blood” speech

1974: ‘The Troubles’, the Northern Ireland conflict between republican and loyalist paramilitaries, British security forces, and civil rights groups, claims its 1000th victim

1980: Climax of Berber Spring in Algeria sees hundreds of Berber political activists arrested

1999: Columbine High School massacre: Eric Harris and Dylan Klebold kill 13 people and injure 24 others before committing suicide at Columbine High School, Colorado

2010: The Deepwater Horizon drilling rig explodes, killing 11 and causing the rig to sink, causing a massive oil discharge into the Gulf of Mexico and an environmental disaster


Source: Onthisday.com

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