Battle of Tiffauges
1793 CE.
Shown on the map at 47.038°, -1.115°.
The battle of Torfou-Tiffauges was a battle on 19 September 1793 during the War in the Vendée. It pitted many Royalist military leaders against Republican troops under Jean-Baptiste Kléber and Canclaux.
Text from the Wikipedia article Battle of Tiffauges, licensed CC BY-SA 4.0.