History of World War II and the Holocaust 14 World War, 1939-1945 History, Modern 4 Modern History 4 Civilization—History 2 Cultural History 2 Difference (Psychology) 2 more ... Economic History 2 Economic history 2 European History 2 Europe—History 2 History of Psychology 2 Personality 2 Personality and Differential Psychology 2 Psychological Methods 2 Psychology 2 Psychology—Methodology 2 Social sciences—History 2 African History 1 Africa—History 1 Arts 1 Astronomy 1 Australasia 1 Australian History 1 Communication 1 Comparative education 1 Economy-wide Country Studies 1 Educational Research 1 Educational sociology 1 Education—Research 1 less ...