The Franks' victory at the this battle was a major turning point in the history of Europe. After conquering Iberia, the Umayyads advanced into France as far as Poitiers. The Franks were led by Charles Martel, while the Umayyads were led by Abdul Rahman Al Ghafiqi. The battle was preceded by a pact between the Berber governor Munuza and Odo, Duke of Aquitaine, though Odo was present at Tours. The best contemporary source for the battle is the Mozarabic Chronicle of 754.