Battle of Martorell
1114 CE.
Shown on the map at 41.468°, 1.927°.
The Battle of Martorell was fought in 1114 between the Almoravids and a coalition of the Christian counties of Barcelona, Urgell and Cerdanya led by Ramon Berenguer III.
Text from the Wikipedia article Battle of Martorell (1114), licensed CC BY-SA 4.0.