Subject
Officers
History
300
World War, 1939-1945
106
Armed Forces
79
Generals
78
Campaigns
68
Soldiers
56
History, Military
35
Command of troops
29
Vietnam War, 1961-1975
28
Admirals
27
Politics and government
26
Training of
26
Leadership
25
Attitudes
20
Fighter pilots
18
Regimental histories
18
Military education
16
Pay, allowances, etc
15
Aerial operations, American
14
History, Naval
14
Iraq War, 2003-2011
14
Military leadership
14
Military life
14
Ship captains
14
Cold War
13
Air pilots, Military
12
Navies
12
Law and legislation
11
Military art and science
11
Aviation
10
Naval art and science
10
Naval operations
10
Naval operations, American
10
Prisoners of war
10
Sailors
10
Army
9
Napoleonic Wars, 1800-1815
9
World War, 1914-1918
9
Marines
8
Military policy
8
Prisoners and prisons
8
Secret service
8
Technological innovations
8
Armies
7
Atrocities
7
Jews
7
Political activity
7
Seafaring life
7
Social conditions
7
more ...