Tibet developed distinct tradition, interacting with both china & india. It preserved a unique form of mahayana buddhism that was monastic, scholastic and tantric in character. In may 1951, after china invaded tibet, the dalai lama sent tibetan delegate to sign a 17 point agreement that, while ceding control of autonomy. The tibetan government had hoped that the agreement would allow them to keep tibetan society, especially their unique religious heritage. Tibet"s external affairs o china, guaranteed the country"s internal. In 1959, after a series of events in which the dalai lama"s safety was threatened, the people of lhasa rose up against the chinese but were no match. It culminated in the overthrow of the tibetan government and forced the dalai lama to flee to india. Tibetan refugees, the dalai lama lives in exile in india. A lot of damage was done to the tibetan culture, people and land after the chinese takeover in 1959.