In 1358, the Sakya viceregal regime installed by the Mongols in Tibet was overthrown in a rebellion by the Phagmodru myriarch Tai Situ Changchub Gyaltsen (1302–1364). The Mongol Yuan court was forced to accept him as the new viceroy, and Changchub Gyaltsen and his successors, the Phagmodrupa Dynasty, gained de facto rule over Tibet. COUNT 4
QSN1 What year was the Sakya viceregal regime eradicated?  ANS1 1358 QSN2 Who placed the Sakya viceregal regime position of authority? ANS2 the Mongols in Tibet QSN3 Who eradicated the Sakya viceregal regime?  ANS3 the Phagmodru myriarch Tai Situ Changchub Gyaltsen QSN4 Which dynasty became ruler of Tibet?   ANS4 the Phagmodrupa Dynasty