Battle of Werbach
1866 CE.
Shown on the map at 49.667°, 9.636°.
The Battle of Werbach took place during the Austro-Prussian War as part of the Campaign of the Main on 24 July 1866 between the Prussian Alliance and the German Federal Army.
Text from the Wikipedia article Battle of Werbach, licensed CC BY-SA 4.0.