USA HISTORY

Detailed explanation-1: -He introduced a policy of Vietnamisation, also known as the Nixon Doctrine, in a speech on 25th July 1969. This meant building up the capacity of the armed forces of America’s allies in Vietnam until they could take responsibility for their own defence.

Detailed explanation-2: -What were the causes and effects of America’s growing involvement in the Vietnam War? As the Vietnam War escalated, America’s leaders and soldiers found themselves in a quagmire with no victory in sight. Eventually the war weakened the American economy, divided the people, and eroded the nation’s morale.

Detailed explanation-3: -The United States entered Vietnam with the principal purpose of preventing a communist takeover of the region. In that respect, it failed: the two Vietnams were united under a communist banner in July 1976. Neighbouring Laos and Cambodia similarly fell to communists.

Detailed explanation-4: -The Tet Offensive changed public perception of the Vietnam War. Although a costly loss for communist forces from North Vietnam and the Viet Cong, the series of attacks led South Vietnamese and United States citizens to question the outcome of the war.