What countries gave support to vietcong during the cold war?

During the Cold War, the Viet Cong received significant support from the Soviet Union and China, which provided military aid, weapons, and training. Additionally, North Vietnam, as a communist ally, played a crucial role in supporting the Viet Cong's operations in South Vietnam. Other communist countries, such as Cuba and East Germany, also offered varying degrees of assistance to the Viet Cong and North Vietnamese forces.