The North Vietnamese used the DP light machine gun as their squad-level, automatic support ... with a five-pointed star insignia. Viet Cong troops often wore the floppy cotton hat in the field.
Simple History on MSN18d
U.S. MARINE (Vietnam war)
The first American ground forces deployed against the viet cong and the NVA were the US Marines, who came ashore at Da nang on the coast of South Vietnam on March 8th 1965.