西藏第五世達賴喇嘛在位嘅時候，經過長時間內戰成功一統西藏，由1642年開始實行政教合一嘅雙頭政治制度。
During the reign of the Fifth Dalai Lama of Tibet, he successfully unified Tibet after a long civil war, and from 1642 began to implement a dual-headed political system of integration of government and religion.