Joint warfare in South Vietnam, 1963–1969 the election of Richard Nixon, and the change of U.S. policy to Vietnamization, or giving the main combat role back to the South Vietnamese military. The North Vietnamese term for the large-scale introduction of U.S. ground forces, in 1965, is the "Local War", according to Gen. Trần Văn Trà, the [North Vietnamese] " Party concluded, the "United States was forced to introduce its own troops because it was losing the war. It had lost the political game in Vietnam...the situation allows us to shift our revolution to a new stage, that of decisive victory." The Party issued a resolution to
CIA activities in Vietnam Vietnam to treat refugees and to train Vietnamese medical personnel. The second pacification operation was launched late April 1955 in the southern Dinh Dinh and northern Phu Yen portion of Central Vietnam. Northern Vietnamese troops needed a way to link themselves with their allies in Southern Vietnam. The Viet Cong and Northern Vietnamese soldiers were able to supply troops and military operations through secret tunnels and the Ho Chi Minh trail. The Ho Chi Minh trail was an interlocking trail system that was created through the borders of Laos and Cambodia that reach from North Vietnam to South Vietnam. During