History Politics and government 544 World War, 1939-1945 433 Biography 354 Islam 262 Campaigns 240 Foreign relations 192 Juvenile literature 190 United States 189 Military art and science 186 Armed Forces 123 History, Military 113 Communism 108 Malaysia 100 Civilization 95 20th century 91 Social conditions 91 Sources 86 Terrorism 86 Economic conditions 83 Pictorial works 80 Great Britain 77 Military policy 75 Malaya 70 Fiction 69 Civil War, 1861-1865 61 Regimental histories 59 World War, 1914-1918 57 Military history, Modern 55 World politics 55