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| YEAR | DATE | EVENT | HEAD OF STATE |
| 1249 | Under Mongol rule | ||
| 1350 | Kingdom | king Chang-chub | |
| 1364 | king Sakya Gyantsen | ||
| 1373 | king Trakpa Richen | ||
| 1386 | king Trakpa Chang-chub | ||
| 1391 | king Sonam Tralepa | ||
| 1443 | king Trakpa Chungne | ||
| 1465 | king Sangye Gyantsen Pal Zangpo | ||
| 1481 | king Donvo Dorje | ||
| 1522 | king Ngawang Namgye | ||
| 1550 | king Tondup Tseten | ||
| 1565 | king Karma Tseten | ||
| 1582 | king Lhawang Dorje | ||
| 1603 | king Phuntso Namgye | ||
| 1623 | king Karma Tsen-Kyong | ||
| 1642 | king Gusri | ||
| 1655 | king Daya Khan | ||
| 1668 | king Tenzin Dalai Khan | ||
| 1697 | king Lhabzang Khan | ||
| 1720 | China Protectorate | ||
| 1728 | king Phola Sonam Tobgye | ||
| 1747 | king Gyurme Namgyal | ||
| 1750 | Religious State | 7° lama Kezang Gyatso | |
| 1758 | 8° lama Jampel Gyatso | ||
| 1805 | 9° lama Luntok Gyatso | ||
| 1816 | 10° lama Tshultrin Gyatso | ||
| 1838 | 11° lama Keduy Gyatso | ||
| 1856 | 12° lama Trinle Gyatso | ||
| 1876 | 13° lama Thupten Gyatso | ||
| 1912 | China selg-governing Protectorate | ||
| 1933 | 14° lama Tenzin Gyatso | ||
| 1959 | China Occupation | ||
| 1959 | China self-governing Region |