History 304 Politics and government 71 Missionaries 49 Heads of state 45 Women 39 Foreign relations 32 Social conditions 32 more ... Missions 30 Social life and customs 29 Kings and rulers 25 Intellectual life 24 Communists 21 Travel 21 Description and travel 20 World War, 1939-1945 20 Political aspects 19 Diplomats 18 Political prisoners 18 Authors, Chinese 17 Chinese Americans 16 Scholars 16 Sino-Japanese War, 1937-1945 15 Officials and employees 14 Americans 13 Chinese 13 Physicians 13 Relations 13 Statesmen 13 Generals 12 History, Military 12 less ...