Battle of Herdonia
211 BCE.
Shown on the map at 41.317°, 15.633°.
The first Battle of Herdonia was fought in 212 BC during the Second Punic War between Hannibal's Carthaginian army and Roman forces led by Praetor Gnaeus Fulvius Flaccus, brother of the consul Quintus Fulvius Flaccus. The Roman army was destroyed, leaving Apulia free of Romans for the year.
Text from the Wikipedia article Battle of Herdonia (212 BC), licensed CC BY-SA 4.0.