The U.S. Marine Corps that featured prominently in ARMA 2 are not included in ARMA 2: Operation Arrowhead, instead being replaced with U.S. Army soldiers, wearing the Army Combat Uniform in the Universal Camouflage Pattern.
Operation Overlord | Operation Enduring Freedom | Operation Barbarossa | Organization for Security and Co-operation in Europe | Operation Market Garden | Organisation for Economic Co-operation and Development | Operation Torch | Operation Vistula | operation | Operation Provide Comfort | Operation Anaconda | Police and Judicial Co-operation in Criminal Matters | Operation Weserübung | Operation Shingle | Operation Ivy | Operation Highjump | Operation Blue Star | Operation Anthropoid | Lake Arrowhead, California | Lake Arrowhead | Operation Paperclip | Operation Downfall | Operation Deny Flight | Arrowhead Stadium | Operation Thunderbolt | Operation Southern Watch | Operation Michael | Operation Entebbe | Operation Condor | Operation Yoav |
In the development of the game ARMA 2 data of this area was used to create the landscape for the game.