An Air Force Unit is a military organization that is part of the air force branch of a nation's armed forces. It is composed of several squadrons, wings, groups, and warplanes. A SQUADRON is a unit of aircrafts typically consisting of 12 to 24 planes. A WING is a larger unit of aircrafts, usually consisting of two or more squadrons. A GROUP is a unit of two or more wings. A WARPLANE is an aircraft that is designed and built for combat. A squadran is a unit of aircrafts typically consisting of four to eight planes.