December 15
1161 – Jin-Song wars: Military officers conspire against the emperor Wanyan Liang of the Jin dynasty after a military defeat at the Battle of Caishi, and assassinate the emperor at his camp. 1778 – American Revolutionary War: British and French fleets clash in the Battle of St. Lucia. 1791 – The United States Bill of...
![](https://i0.wp.com/www.ebroadsheet.com/wp-content/uploads/2016/12/sittingbullpaintingdeath-1.jpg?fit=300%2C219&ssl=1)