History of Vietnam since 1945 unstable as no government could keep power for long. There were more coups, often more than one every year. The Communist-run Viet Cong expanded their operation and scored some significant military victories during this period. In 1965, US President Lyndon Johnson sent troops to South Vietnam to secure the country and started to bomb North Vietnam, assuming that if South Vietnam fell to the Communists, other countries in the Southeast Asia would follow, in accordance with the domino theory. Other US allies, such as Australia, New Zealand, South Korea, Thailand, the Philippines, and Taiwan also sent troops to South Vietnam.
The 25 Year War The 25 Year War The 25 Year War: America's Military Role in Vietnam () is a book by General Bruce Palmer Jr. about the Vietnam War, and was published in 1984. The book is split into two parts, the first which follows chronologically the events leading to the fall of Saigon in 1975 and mentions Palmer's position in those events. The second part is called 'Assessment' and more broadly calls out what was done right and wrong and also offers an alternate role the US could have played in the conflict: Palmer is critical of covert operations: War involves fighting