Subject
History
13
Officials and employees
12
United States Military policy
10
Cabinet officers
7
United States Politics and government
7
United States Foreign relations
6
National security
4
National security History
3
United States Military policy History
3
World politics
3
Arms control History
2
National security Decision making
2
Soviet Union Military policy
2
United States Armed Forces Appropriations and expenditures History
2
United States Foreign relations Decision making
2
United States History, Military
2
Vietnam War, 1961-1975
2
Detente
1