USA HISTORY

Detailed explanation-1: -The Vietnamization plan provided for a gradual, phased withdrawal of American combat forces, combined with an expanded effort to train and equip South Vietnam to take over military responsibility for its own defense.

Detailed explanation-2: -Vietnamization was a policy of the Richard Nixon administration to end U.S. involvement in the Vietnam War through a program to “expand, equip, and train South Vietnamese forces and assign to them an ever-increasing combat role, at the same time steadily reducing the number of U.S. combat troops".

Detailed explanation-3: -Richard Nixon, the new U.S. president, began U.S. troop withdrawal and “Vietnamization” of the war effort that year, but he intensified bombing.

Detailed explanation-4: -Having rebuilt their forces and upgraded their logistics system, North Vietnamese forces triggered a major offensive in the Central Highlands in March 1975. On April 30, 1975, NVA tanks rolled through the gate of the Presidential Palace in Saigon, effectively ending the war.