When he was born in 280 AD, Emperor Diocletian  had split the empire into four quarters ruled in a tetrarchy of four different rulers,   hoping that this would help bring order.

当戴克里先皇帝出生于公元280年时， 他将帝国分为四个部分，由四个不同的统治者组成， 希望这有助于带来秩序。