History Foreign relations -- 12 History -- 10 Civilization 6 Politics and government 6 Foreign relations 5 Communism -- 4 more ... Economic conditions -- 3 Ming dynasty, 1368-1644 3 Biography -- 2 Chinese -- 2 Civilization -- 2 Commerce -- 2 Explorers -- 2 Political parties -- 2 Politics and government -- 2 Aerial operations, American 1 Architecture -- 1 Architecture, Buddhist -- 1 Armed Forces -- 1 Arms transfers -- 1 Art, Chinese 1 Biography 1 Biography. -- 1 Biological warfare -- 1 China 1 China -- 1 Chinese 1 Chung-kuo kung ch'an tang -- 1 Civil War -- 1 less ...