O.J. Simpson became the first NFL running back to rush for 2,000 yards in a season.
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A five-day pollution red alert was declared in Beijing and 21 other Chinese cities.
The Anglo-Irish Treaty, agreed to by the British Parliament and Sinn Féin, was ratified.
German armies took Allied forces by surprise in the Ardennes, marking the beginning of the Battle of the Bulge.
Virginia became the first state to ratify the Articles of Confederation.
'Lawrence of Arabia' film directed by David Lean, was released in the United States.
