He led a playboy lifestyle and disappeared, near Kokonor probably murdered on his way to Beijing in 1706.
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Tsangyang died mysteriously near Kokonor, on 15 November 1706, which is why there is no tomb for him in the Potala.
He also made contacts with the Mongols of the Kokonor region, and secured a promise of assistance from the Chogthu tribe.
In 1577 envoys from the Tümed leader Altan Khan arrived to Sonam Gyatso, with an invitation to visit him in Kokonor.
Kokonor |
In 1641 the leader of the Khoshut Mongols of the Kokonor region, Gushri Khan, set out from his home area and attacked the king of Beri in Kham (East Tibet), who was a practitioner of the Bön religion and persecuted Buddhist lamas.