Original: 732 & ndash ; Battle of Tours : Near Poitiers , France , the leader of the Franks , Charles Martel and his men , defeat a large army of Moors , stopping the Muslims from spreading into Western Europe .
Simplified: 680 - Battle of Karbala : Shia Imam Husayn bin Ali , the grandson of the Prophet Muhammad , was decapitated by forces under Caliph Yazid I/O. This is commemorated by Shia Muslims as Aashurah .