. . . "Charlemagne's invasion of Spain" . . . "Roncevaux Pass" . "Frankish expeditions against Pamplona" . "attempt" . "was busy in Spain" . "disaster of Roncevaux" . "Siege of Zaragoza" . . "Battle of Roncevaux Pass" . "battle of Roncesvalles" . "Battle of Roncesvalles" . . "Unknown but large" . . "Basques" . . . "battle of Roncevaux Pass" . . "The Battle of Roncevalles" . . . "Roncesvalles" . . . . . . . . . "battles of Roncevaux" . . . "Battle of Roncevaux Pass" . . . . . "Basque victory" . . "0778-08-15" . "3,000 soldiers who were crossing the pass (Modern est.)" . "defeated his forces in Roncesvalles" . . "Franks" . "All the men in the rearguard were killed." . "Roncevaux" . . "defeat at Roncesvaux" . .