4 North Atlantic Treaty Organization 4 United States. Department of Defense 4 United States. Joint Chiefs of Staff 2 Air Force Institute of Technology (U.S.) 2 Naval War College (U.S.) 2 U.S. Army Combined Arms Center 2 U.S. Army Command and General Staff College 1 Army War College (U.S.) 1 Canada 1 Center for Army Analysis (U.S.) 1 Hoover Institution Library & Archives 1 Sweden 1 United States. Air Force 1 United States. Central Command 1 United States. Department of Defense. Office of the Secretary of Defense 1 United States. Joint Forces Command 1 United States. Joint War Games Agency 1 United States. Marine Corps

8 Reports 4 Thesis 3 Games 2 Interviews 2 Manuals 2 Technical manuals 1 Memorandums

23 English

25 Air 18 Military (officers and civilians) 15 Naval 14 Defense/War Department 14 Land/Ground 10 Declassified 10 Real country 9 Interstate conflict 7 Land/ground 5 Nuclear 5 Subject Matter Experts (SMEs) 5 Unclassified 3 Missiles 3 Space 2 Academic 2 Information Technology 2 Strategic planning 1 Convenience sample (public) 1 Counterinsurgency (COIN) 1 Cyber 1 Cyberinfrastructure 1 Defense/war department 1 EW 1 Humanitarian 1 Logistics 1 Made-up countries 1 Nuclear warfare 1 State Department/Foreign Ministry 1 State building 1 Teaching 1 Think tanks

14 Military campaign game 7 Multi-sided 7 Strategy/Crisis game 6 2 Sides 6 3+ Moves 4 Virtual interface 3 100+ Players 3 Deterministic/Stochastic 3 Hybrid 3 Military campaign games 3 Tabletop game 2 20+ players 2 20-100 Players 2 3+ moves 2 Board game 2 Experimental game 2 Fictional countries/players 2 Free/Open Adjudication 2 Historical game 2 Real country 2 Strategic crisis game 2 Strategic crisis games 1 1 side 1 1.5 Sides 1 2 Moves 1 2 Players 1 2 moves 1 2 sides 1 3-5 Players 1 Large player game 1 Real countries/players 1 Semi-rigid Adjudication 1 Semi-rigid adjudication 1 Think-tank games