In 1954 the French were pushed out of Vietnam because of the battle of Dien Bien Phu.
After France left Vietnam the 1954 Geneva Convention divided the nation into two halves the North or Democratic Republic of Vietnam ( DRV) and the South or the Republic of Vietnam.
The Viet Cong and the NVA ( North Vietnamese Army) used guerilla warfare against U.S. and South Vietnamese forces.
The U.S. used "Search and Destroy" tactics. This tactic consisted of the U.S. troops searching and then destroying the enemy. The U.S. also used carpet bombing against the North Vietnam
The iconic AK - 47, a Russian assault rifle, was widely used by the Communist forces. This rifle was cheap, and very reliable.
The M - 16 assault rifle is probably the most iconic American assault rifle. The M - 16 had a better fire rate than the AK - 47, but often failed in the jungles of Vietnam. Upgrades soon followed to increase it's effectiveness.
Napalm, one of the most terrifying weapons of the war. Napalm was a bomb filled with jellied gasoline or diesel that would ignite upon impact and would stick and continue to burn.