• 3 College Library

• 13 Combat
• 12 Shooting
• 6 Civil war
• 4 Epidemics
• 3 Battles
• 2 Islands
• 2 Search and rescue operations
• 1 Adventure video games
• 1 Assassination
• 1 Assassins
• 1 Clancy, Tom, 1947-2013
• 1 Cyborgs
• 1 Enslaved persons
• 1 Failed states
• 1 Illegal arms transfers
• 1 Mercenary troops
• 1 Pirates
• 1 Slave trade
• 1 Soldiers
• 1 Special forces (Military science)
• 1 Special operations (Military science)
• 1 Xbox 360 video games

• 7 Clancy, Tom, 1947-2013
• 2 Face FX (Firm)
• 2 Havok (Firm)
• 2 Snowdrop (Firm)
• 1 Microsoft Corporation

• 14 English
• 2 French
• 1 Spanish

• 5 Himalaya Mountains
• 2 New York (N.Y.)
• 2 Washington (D.C.)
• 1 Africa, Central

• 13 Video games
• 12 Computer games
• 5 Computer adventure games
• 4 Xbox video games
• 2 Action adventure video games
• 2 Shooter video games
• 2 Survival video games
• 2 Tactical role-playing video games
• 1 Computer war games
• 1 Sony Playstation video games
• 1 Sony video games

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