History History -- 4 Foreign relations -- 2 Politics and government -- 2 Relations -- 2 World War, 1939-1945 -- 2 Biological warfare -- 1 more ... Boundaries 1 Boundary disputes 1 Civil rights -- 1 Civilization 1 Diplomatic history 1 Historical geography 1 Homeless persons -- 1 Homelessness -- 1 Industrial management -- 1 International status 1 Merchants -- 1 Military relations -- 1 Political activity -- 1 Relations 1 Sino-Japanese Conflict, 1937-1945 -- 1 Social conditions -- 1 Social life and customs 1 Territory, National -- 1 ommerce -- 1 less ...