A coup by the military establishment of Japan's Ōuchi clan forces their lord to commit suicide, and their city is burned.

Tainei-ji incident

Coup attempt in 1551 in Japan

The Tainei-ji incident was a coup d'etat in September 1551 led by Sue Takafusa against Ōuchi Yoshitaka, hegemon and shugo daimyō of western Japan, which ended in the latter's forced suicide in Tainei-ji, a temple in Nagato Province. The coup put an abrupt end to the prosperity…