During the war in vietnam, the main opponents of the united states were?

During the war in Vietnam, the main opponents of the United States were North Vietnam and the Viet Cong, although these forces were being supported by communist states like Russia and China. 

This act gave the federal government the power to relocate any native in the east to territory west of the mississippi river.

The townshend duties were repealed, except for the tax on textiles, tea, or glass?