Battle of Uhud and forced the Meccan lines back, thus leaving much of the Meccan camp unprotected. When the battle looked to be only one step away from a decisive Muslim victory, a serious mistake was committed by a part of the Muslim army, which altered the outcome of the battle. A breach of Muhammad's orders by the Muslim archers, who left their assigned posts to despoil the Meccan camp, allowed a surprise attack from the Meccan cavalry, led by Meccan war veteran Khalid ibn al-Walid, which brought chaos to the Muslim ranks. Many Muslims were killed, and Muhammad himself was badly injured.
Battle of the Hellespont from Byzantium. Constantine's army then defeated Licinius' at the Battle of Chrysopolis; this victory was the final battle in the conflict, Licinius surrendered himself following the battle. Constantine consequently became the sole master of the Roman Empire. Battle of the Hellespont The Battle of the Hellespont, consisting of two separate naval clashes, was fought in 324 between a Constantinian fleet, led by the eldest son of Constantine I, Crispus; and a larger fleet under Licinius' admiral, Abantus (or Amandus). Despite being outnumbered, Crispus won a very complete victory. Following his defeat at Adrianople, in Thrace, Licinius and his main army