Battle of Roncevaux Pass
The Battle of Roncevaux Pass in 778 saw a large force of Basques ambush a part of Charlemagne's army in Roncevaux Pass, a high mountain pass in the Pyrenees on the present border between France and Spain, after his invasion of the Iberian... Wikipedia
Date: August 15, 778 AD
Location: Roncesvalles, Roncevaux Pass, Pyrenees, and more