Adolf Hitler’s German military attacked Moscow.
The battle lasted until January 7, 1942, with over half a million Russians killed, missing, injured, or captured.
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Adolf Hitler made plans to invade Britain starting on September 21, 1940.
Seventeen people went on trial in the second Moscow Trials.
The Battle of Pharsalus ended.
Hitler invades Austria.
The first major battle of the First English Civil War began near Edge Hill, Warwickshire.