The Battle of Vijaya () between ÃÂại Viá»Ât and the kingdom of Champa was a siege of Vijaya, the Cham capital, in 1377. The Vietnamese forces were utterly defeated and the ÃÂại Viá»Ât emperor, Trần Duá» Tông, died as a result of the battle.
The death of Trần Duá» Tông was a turning point for Trần dynasty and ÃÂại Viá»Ât. Po Binasuor revenged by advancing to the north, and successfully captured the ÃÂại Viá»Ât capital of ThÃÂng Long.