The Vietnam War began in 1954 after the French withdrew from Vietnam following their defeat at the Battle of Dien Bien Phu.

The two main sides in the Vietnam War were North Vietnam, supported by the Soviet Union and China, and South Vietnam, supported by the United States and its allies.

North Vietnam's main goal was to unify Vietnam under communist rule, which would involve overthrowing the South Vietnamese government and establishing a communist government in South Vietnam.

The United States' main goal was to prevent the spread of communism in Southeast Asia, which would involve supporting the South Vietnamese government and defeating North Vietnam.

The Tet Offensive was a major offensive launched by North Vietnam and the Viet Cong in 1968. Although it failed to achieve its military objectives, it had a significant impact on public opinion in the United States and is widely considered to be the turning point of the war.

The Vietnam War ended in 1975 with the fall of Saigon to North Vietnamese forces. This marked the reunification of Vietnam under communist rule.

According to the Vietnam Veterans Memorial, 58,220 American soldiers died in the Vietnam War.

Estimates of the number of Vietnamese soldiers who died in the Vietnam War vary, but it is generally agreed that around 3 million Vietnamese soldiers were killed.

Estimates of the number of civilians who died in the Vietnam War vary, but it is generally agreed that around 2 million civilians were killed.

The Vietnam War had a profound impact on the United States, leading to a loss of faith in the government, a deep division in American society, and a decline in the economy.

The Vietnam War had a devastating impact on Vietnam, leading to the reunification of Vietnam under communist rule, widespread destruction and loss of life, and a period of economic stagnation.

The Vietnam War taught many valuable lessons, including the importance of having a clear and achievable goal, the importance of understanding the enemy, and the importance of avoiding a quagmire.

The Vietnam War has a complex and controversial legacy. It is a reminder of the dangers of interventionism, a symbol of the failure of communism, and a source of division and conflict in Vietnam.

The Vietnam War is remembered today through memorials and museums, books and films, music and art, and other forms of cultural expression.

The Vietnam War was a major turning point in the Cold War, helped to shape the course of the global anti-war movement, and had a profound impact on the development of Southeast Asia.