Vietnam and china: internal crises and western intrusion. In 1800, both countries were fighting uprisings white lotus rebellion in. China; tay son uprising in vietnam that were fueled by widespread discontent of impoverished peasants, alienated by government corruption yet drawn to a vision of a better world by the divine. Neo-confucianism established as state orthodoxy new mac dynasty (1527-1592) defeated by le with help of trinh military leaders. Nguyen thus expanded to their south, taking lands at expense of. Cambodia at the same time, the nguyen became influenced by customs and beliefs of local cultures. Nguyens developed differences in cuisine, dress, lifestyle and art from the north adopted chinese institutions, but only in the eighteenth century, and then only slowly east-west and north-south divisions were significant. Cham princess emphasized military affairs, encouraged commerce and education, restored communal lands however, did not solve problem of corruption, and failed to develop original ideology or compelling program put an end to trinh.