Subject
Germany History
4
United States Politics and government
4
History
3
Germany Politics and government
2
National socialism and science
2
World War, 1939-1945 Science
2
African American political activists History
1
African American politicians History
1
African Americans Politics and government
1
Atomic bomb
1
BIOGRAPHY & AUTOBIOGRAPHY Presidents & Heads of State
1
Conservatism History
1
Elite (Social sciences) Political activity History
1
Eugenics History
1
Euthanasia History
1
Germany
1
Germany Armed Forces History
1
Germany History, Military
1
Involuntary sterilization History
1
Military art and science
1
National socialism and medicine
1
Nuclear physics History
1
Nuclear physics Research
1
Opposition (Political science)
1
Political science History & Theory General
1
Politics, Practical History
1
Power (Social sciences) History
1
Presidents
1
Presidents Election
1
Research History
1
Right and left (Political science)
1
Science Moral and ethical aspects
1
Science and state History
1
Southern States Politics and government
1
Southern States Race relations Political aspects
1
United States History
1
Women History
1
World War, 1939-1945
1