no official date of independence: 486 (Frankish tribes unified under Merovingian kingship); 10 August 843 (Western Francia established from the division of the Carolingian Empire); 14 July 1789 (French monarchy overthrown); 22 ...
... USSR zone; West Germany and East Germany unified on 3 October 1990; all four powers formally relinquished rights on 15 March 1991; notable earlier dates: 10 August 843 (Eastern Francia established from ...