• 19 Military weapons
• 11 Weapons
• 7 Deterrence (Strategy)
• 7 World War, 1939-1945
• 6 Battles
• 6 History, Modern
• 4 History
• 3 Pearl Harbor (Hawaii), Attack on, 1941
• 2 Atomic bomb
• 2 Blast effect
• 2 Civil engineering
• 2 Social aspects
• 2 Technological innovations
• 2 Technology
• 1 Aerial photogrammetry
• 1 Artillery
• 1 Astronomy
• 1 Bunkers (Fortification)
• 1 Colt firearms
• 1 Design and construction
• 1 Dwarfism
• 1 Firearms
• 1 Indian weapons
• 1 Indians of North America

• 20 Films Media Group
• 20 Films for the Humanities & Sciences (Firm)
• 7 Arts and Entertainment Network
• 3 Infobase
• 1 A&E Television Networks, LLC
• 1 Atlas, Laurie
• 1 Hendry, Lisa
• 1 Makematic (Firm)
• 1 Parthenon Entertainment (Firm)
• 1 World Wide Entertainment (Firm)

• 2 Hiroshima-shi
• 2 Hiroshima-shi (Japan)
• 2 Japan
• 2 United States
• 1 North America
• 1 West (U.S.)

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