Explain the Two Phases of the conflict in French Indochina

Hiến tranh Đông Dương) were a series of wars fought in Southeast Asia from 1945 until 1991, between communist Indochinese forces against mainly French, South Vietnamese, American, Cambodian, Laotian and Chinese forces. The term "Indochina" originally referred to French Indochina, which included the current states of Vietnam, Laos and Cambodia. In current usage, it applies largely to a geographic region, rather than to a political area.