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History of the Doctor Who Universe

 * The Thirty Years' War ends on Earth. The War Lords had kidnapped soldiers from this conflict for use in their war games ("The War Games").

December

 * Unknown Date - The events in "The Roundheads" take place.

History of Doctor Who

 * Unknown Date - George Jeffreys, later judge at the notorious "Bloody Assizes," is born near Wrexham, Wales.