Battle of Gagliano
1300 CE.
Shown on the map at 37.717°, 14.533°.
The Battle of Gagliano was a military engagement between the forces of the Kingdom of Sicily and the Angevin Kingdom of Naples. Fought in early 1300 during the War of the Sicilian Vespers, the battle involved the entrapment and routing of a Angevin heavy cavalry detachment by a Sicilian force near the fortified town of Gagliano Castelferrato in central Sicily.
Text from the Wikipedia article Battle of Gagliano, licensed CC BY-SA 4.0.