Islam 13 History 9 Biography 8 Politics and government 8 Conduct of life 6 Religious aspects 6 Leadership 5 Management 5 Armed Forces 4 Armies 4 Army 4 Soldiers 4 World War, 1939-1945 4 Campaigns 3 Communication 3 Customs and practices 3 Doctrines 3 English language 3 Islamic law 3 Personnel management 3 Success 3 Communism 2 Computer programs 2 Creative ability 2 Creative thinking 2 Dictionaries 2 Economic conditions 2 Economic policy 2 Educational technology 2 Government publication 2