South vietnam
North Vietnam is bordered to the west by Laos and China, while South Vietnam does not exist as a separate country currently. But historically, it was bordered to the west by Cambodia and Laos.
yes.
The (Republic of) South Vietnam (RVN) ceased to exist when it was conquered by North Vietnam on 30 April 1975. North & South Vietnam merged into one nation...Vietnam.
Both nations were created in 1954/55. North defeated the South on 30 April '75; 1975 one nation/Vietnam.
Formally it was two nations: North and South Vietnam. Yes, today it is one unified country (nation)...called Vietnam.
To prevent Communist North Vietnam from conquering the REPUBLIC of SOUTH Vietnam. To preserve the free nation of South Vietnam.
Himalayas
Formally it was two nations: North and South Vietnam. Yes, today it is one unified country (nation)...called Vietnam.
North and South became one communist Vietnam nation.
North Vietnam conquered South Vietnam and became one nation. The Republic of South Vietnam no longer exists.
When the Vietnam War ended in 1975, North and South Vietnam became one communist nation called Vietnam.