United States armed forces have historically fought alongside allied forces, and are currently engaged in several multinational operations around the world. Most, if not all, future U.S. military peacekeeping, combat, or stability operations will continue to consist of multinational structures commonly known as coalitions or alliances. The inherent complexity of creating an effective multinational Command and Control (C2) structure, comprised of different countries and operating under unfamiliar C2 structures, creates tension in achieving unity of effort, unity of command and unity of action...