On December 30, 1952, the Tuskegee Institute reported that 1952 was the first year of no lynchings of African Americans in the United States in the 71 years it had kept records.

Learn more about lynching and listen to Billie Holiday's classic jazz recording of the 1938 protest song Strange Fruit.

On December 30, 1922, representatives of Russia, Belarus, Ukraine and the Transcaucus approved the Treaty on the Creation of the USSR and the Declaration of the Creation of the USSR, creating the Union of Soviet Socialist Republics (USSR). During World War II, the USSR would also annex Latvia, Lithuania, Estonia and Moldova.

Learn more about the history of the USSR from the BBC.