Title: Tié̂p xúc bí mật Việt Nam - Hoa Kỳ trước Hội nghị Pa-ri [i.e. Paris]
Subjects: Diplomatic history, Foreign relations, Politics and government, Vietnamese Conflict, 1961-1975, Vietnam War, 1961-1975
Places: United States, Vietnam, Vietnam (Democratic Republic)
Time periods: 1945-1975