Battle of Badr the battle at Badr comes from traditional Islamic accounts, both hadiths and biographies of Muhammad, recorded in written form some time after the battle. There is little evidence outside of these of the battle. There are no descriptions of the battle prior to the 9th century. Prior to the battle, the Muslims and the Meccans had fought several smaller skirmishes in late 623 and early 624. Badr, however, was the first large-scale engagement between the two forces. Advancing to a strong defensive position, Muhammad's well-disciplined force broke the Meccan lines, killing several important Quraishi leaders including the Muslims' chief antagonist
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