World War, 1939-1945 61 History 33 Art 22 Art thefts 21 Art treasures in war 18 Destruction and pillage 13 World War, 1914-1918 10 Confiscations and contributions 7 Cultural property 6 Art and war 5 Surrealism 5 War in art 5 Art collections 4 Art, American 4 Protection 4 Architecture 3 Confiscations 3 Criticism and interpretation 3 National socialism and art 3 Private collections 3 Themes, motives 3 Art and society 2 Art, Modern 2 Avant-garde (Aesthetics) 2 Cultural policy 2 Malerei 2 Political aspects 2 Provenance 2 ART 1 African American painters 1