From 939 to 1945, Vietnam history experienced autonomous and wealthy feudal Vietnamese dynasties from Dinh Dynasty to Nguyen Dynasty. Yet, in late dynastic period, internal disorders along with French intrigue resulted in the French invasion in Vietnam.
Republican period (from 1945) in Vietnam history saw a series of revolts and battles against French colonists and American Empire. With Geneva Conference and Paris Peace Accords, Vietnam War ended and Vietnam completely regained its autonomy.
Vietnam War is seen as the most severe war in Vietnam. It is a protracted struggle between Vietnam communist government and the United States (with government of South Vietnam) who tried to erase the growth of communism.
There are several terms to call Vietnam War. With different purposes, the war in Vietnam is called in different names. However, Vietnam War is the most common name as this war occurred in Vietnam and it might express a neutral meaning.
History of Vietnam from late 1850s to 1949 witnessed two invasions of French and Japan, along with many uprisings and campaigns of Vietnamese patriots. At the same time, Democratic Republic of Vietnam came into being, Ho Chi Minh as president.
French invasion in Vietnam officially ended with the victory of Vietnamese armed forces in Dien Bien Phu. At the same time, the victory with Geneva Conference created favorable condition for other countries, Laos and Cambodia, to regain independence.
From 1954, the U.S intervention in Vietnam was growing. Many policies and measures on politics, military and diplomacy of the U.S were applied in Indochina with focal Vietnam. This triggered the prolongation of Indochina War and beginning of Vietnam War.
Ngo Dinh Diem was selected to lead the government in South Vietnam by the U.S in 1955. Diem regime was strongly anti-communism and French connection. He was one of the few prominent Vietnamese nationalist who could claim both attributes.