This battle was preceded by the defeat at the Garonne River of Odo the Great. One side in this battle retreated following a rumor that the other side was taking the treasure they had looted from Bordeaux. This battle took place at the same area in which John II would later be captured by Edward the Black Prince. One side's cavalry was rendered useless by a long uphill charge, and was repeatedly ordered to charge against the enemy infantry square by the governor of Al-Andalus, Abd ar-Rahman, after whose death his forces 
This battle was preceded by the defeat at the Garonne River of Odo the Great. One side in this battle retreated following a rumor that the other side was taking the treasure they had looted from Bordeaux. This battle took place at the same area in which John II would later be captured by Edward the Black Prince. One side's cavalry was rendered useless by a long uphill charge, and was repeatedly ordered to charge against the enemy infantry square by the governor of Al-Andalus, Abd ar-Rahman, after whose death his forces retreated to Spain. For 10 points, name this battle in which Charles Martel ended the expansion of the Umayyad Caliphate.
This battle was preceded by the defeat at the Garonne River of Odo the Great.
Battle of Tours or Battle of Poitiers 