NVA
NVA is an acronym that can refer to more than one historical military organization. The two most common references are the Nationale Volksarmee, the armed forces of East Germany, and the North Vietnamese Army, the field army of North Vietnam during the Vietnam War.
Nationale Volksarmee — The armed forces of the German Democratic Republic from 1956 to 1990. It consisted
North Vietnamese Army — commonly referred to as the NVA in English-language sources during the Vietnam War.