China was reunified in A.D. 589 by the short-lived Sui dynasty (A.D. 581-617), which has often been compared to the earlier Qin dynasty in the ruthlessness of its accomplishments.

• 公元589年-隋朝，中国再次统一了。隋朝（公元581-617）的统治时间很短，人们因它残暴的统治而常常把它比作是早期的秦朝。