Battle of Nocera
1132 CE.
Shown on the map at 40.756°, 14.642°.
The Battle of Nocera or Scafati was the first major battle of Roger II of Sicily, and the first of his two major defeats, (the other being the Battle of Rignano) at the hands of Count Ranulf of Alife.
Text from the Wikipedia article Battle of Nocera, licensed CC BY-SA 4.0.