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The McDonnell F-4 Phantom II began as a U.S. Navy fleet-defense fighter and became one of the most widely used Western combat aircraft of the Cold War. Navy, Marine Corps and Air Force Phantoms served in air-to-air combat, strike, reconnaissance and suppression of enemy air defenses.

Built for the Missile Age

The Phantom first flew in 1958. Twin General Electric J79 engines gave the large fighter Mach 2 performance, while its radar and missile armament reflected contemporary expectations that future aerial combat would occur primarily beyond visual range.

Early F-4s therefore carried no internal gun. Combat experience in Vietnam exposed the limitations of missile reliability, identification requirements and aircrew training in close-range engagements. Later Air Force F-4E models incorporated an internal 20 mm cannon.

Vietnam and Beyond

Phantoms became central to American air operations over Vietnam. They fought MiGs, attacked ground targets and carried specialized weapons for missions against enemy radar and surface-to-air missile sites.

The F-4 was also exported widely. Germany, Britain, Japan, Israel, Greece, Turkey and other nations operated variants, some for decades after U.S. retirement. That long service life reflects the strength of a design that evolved far beyond its original fleet-interceptor mission.