Normal relations were established in about 1995.
Relations between US and Soviet Union during Cold War Relations between US and Vietnam during Vietnam war Soviet relations with PRC
It mirrors US relations.
Since the mid 90's, Vietnam is a regular (Communist) country doing regular business with regular countries, including the US.
War in RVN (South Vietnam) since 1955. War with North Vietnam since 1964.
In 1994/1995 US-Vietnamese relations were established. Vietnam is a tourist area today. The young Vietnamese citizens, under 30 years old, do NOT remember the Vietnam War.
The Vietnam war
Technically between North Vietnam and South Vietnam. Actually between the US and North Vietnam.
No. The United States had full diplomatic relations with the Republic of Vietnam (colloquially called South Vietnam) from 1954-1975 when that country was conquered by the Socialist Republic of Vietnam (colloquially called North Vietnam or just Vietnam today) in 1975 at the close of the Vietnam War (the Vietnamese call it the American War). The United States established full diplomatic relations with the Socialist Republic of Vietnam in 1995 as Vietnam embraced a market economy and was beginning to reach out to other ASEAN nations.
American support for Taiwan The Vietnam War
What the differences between Iraq war and Vietnam war?
The US has fought no major wars since Vietnam.