Subject
Intelligence service
32
Intelligence service History
10
History
7
Intelligence officers
3
National security
3
United States Foreign relations
3
United States Politics and government
3
Civil rights
2
Espionage, American History
2
Officials and employees
2
Secret service History
2
September 11 Terrorist Attacks, 2001
2
Spies
2
Terrorism Government policy
2
Brothers
1
Cold War
1
Cold War History
1
Conspiracies
1
Disclosure of information
1
Eavesdropping
1
Electronic surveillance
1
Espionage
1
Espionage History
1
Espionage, American
1
Espionage, Soviet
1
Fascism
1
Governmental investigations
1
Hate groups Government policy
1
Intelligence service Evaluation
1
Iraq War, 2003-2011
1
Legislative oversight
1
Military intelligence
1
New Left Government policy
1
Official secrets
1
Pearl Harbor (Hawaii), Attack on, 1941
1
Presidential candidates
1
Russia Foreign relations
1
Scholars
1
Secret service
1
Strategic forces
1
Subversive activities
1
Terrorism Prevention
1
Terrorism investigation
1
United States History
1
Universities and colleges
1
War on Terrorism, 2001-2009
1
Watergate Affair, 1972-1974
1
Wiretapping
1
World War, 1939-1945 Secret service
1