The VC (Viet Cong).
Khalistan Liberation Force was created in 1986.
The United States where fighting the North Vietnamese Army to deter communism in South Vietnam. The Chinese also were a part of the conflict however not so much as a direct entity as a funding source for the NVA.
US Servicemen were fighting regular (NVA) soldiers and airmen from the North Vietnamese Army, Air Force, and Navy (Tonkin Gulf Incident). US Servicemembers are NOT fighting the Iraqi Air Force, Army, or Navy.
People's Liberation Army Air Force was created in 1949.
Lao People's Liberation Army Air Force was created in 1976.
The Viet Minh were a North Vietnamese communist gurrilla force originally made to secure independance from French rule and later fought against the USA in the Vietnam War. They are often wrongly called the Viet Cong. This is incorrect as the Viet Cong was the name given to the South Vietnamese communist force, and were not a part of the Northern forces.
The Mukti Bahini, or Freedom Fighters, were a Bengali force fighting against Pakistan for the separation of East Pakistan into what became Bangladesh during the Bangladesh Liberation War.
Civilian fighting force
Fighting Force happened in 1997.
Full Force Fighting was created in 2011.
The North had a larger fighting force than the South.
NVN=North Vietnamese Navy NVAF=North Vietnamese Air Force NVA=North Vietnamese Army