What Happened in 1181
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- Aug 4 Supernova SN 1181 in the constellation Cassiopeia observed by Chinese and Japanese astronomers, lasting until August 6
- Sep 1 Ubaldo Allucingoli replaces Alexander III as Pope Lucius III
More People Born in 1181 - Jan 30 Emperor Takakura of Japan, dies at 19
- Mar 21 Taira Kiyomori, Japanese Feudal general (b. 1118)
- Jun 30 Hugh de Kevelioc, 3rd Earl of Chester, English politician (b. 1147)
- Aug 30 Alexander III [Orlando Bandinelli], Italian Pope (1159-81), dies