He is best known for his defiance of the emperor in leading a guerrilla army in southern Vietnam against the French invasion, refusing to recognise the 1862 Treaty of Saigon that ceded Vietnamese territory to France.
He is best known for his defiance of the emperor in. He was leading a guerrilla army in southern Vietnam against the French invasion. This French invasion ceded Vietnamese territory to France. The emperor in leading a guerrilla army in southern Vietnam is refusing to recognise the 1862 Treaty of Saigon.