Like dominoes the entire region would fall.
The North were the communists. The South was the free republic (of South Vietnam).
They gained the Republic of South Vietnam.
The policy of Soviet (Communist) containment meant that the communists would not be allowed to take over South Vietnam. We would destroy the communists in South Vietnam and contain them to NORTH Vietnam.
Eisenhower famously articulated the "domino theory," suggesting that if communism succeeded in South Vietnam, other countries in Southeast Asia would likely fall to communism one after another, similar to a line of falling dominoes. He believed that this would pose a significant threat to the stability and security of the region and ultimately to the United States and its allies. This viewpoint was a key justification for U.S. involvement in the Vietnam War.
Russia (Bolshevik Revolution-Communists won); China (Communist Revolution-Communists won); South Korea (Communists stopped); South Vietnam (Communists won).
Communists would take over South Vietnam
North was the communists the souyh capitalists.
The capital of South Vietnam , Saigon , fell to the communists April 30th 1975 .
Ford was President when South Vietnam fell to the communists (North Vietnam).
Kennedy feared that Communists would take over South Vietnam.
The Domino Theory as applied to Vietnam and Southeast Asia in the 1960's was: If one country fell to the Communists, all countries in the region would eventually fall to the Communists, similar to a row of Dominoes, where one is knocked over and starts a chain reaction. In 1975 the theory became a fact, when South Vietnam, Cambodia, and Laos did fall to the Communists, but, no other country in the region did.
April 30th 1975 ; Saigon fell to the communists .