Constantine the Great defeated Maxentius at the Battle of the Milvian Bridge in Rome, leading him to end the Tetrarchy and become the only ruler of the Roman Empire.

• 康斯坦丁，这个伟大的人物在罗马**战役中打败了大马士革，这件事使他结束了四分领地并且成为罗马帝国唯一的统治者。