On display are documents, maps, images and historical items from Vietnamese and international scholars, asserting Vietnam’s sovereignty over Hoang Sa (Paracel) and Truong Sa (Spratly) archipelagos. They include documentary photos and scripts in Chinese-Vietnamese, Vietnamese, and French issued during the Vietnamese feudal regime and the French administration in Indochina from the 17^th to 20^th century. They affirm the establishment, exercise and protection of Vietnamese sovereignty over the Hoang Sa and Truong Sa archipelagos.