What happend on 20th December

19.12
21.12
1952

United States Air Force C-124 crashes and burns in Moses Lake, Washington killing 87

1917

Cheka, first Soviet secret police, founded

1915

Last Australian troops evacuated from Gallipoli

1860

South Carolina becomes first state to secede from the United States

1803

Louisiana Purchase completed

1522

Suleiman the Magnificent accepts the surrender of the surviving Knights of Rhodes, who are allowed to evacuate. They eventually re-settle on Malta and become known as the Knights of Malta.