The McDonnell Douglas (now Boeing) F-15 Eagle is a twin-engine, all-weather tactical fighter designed by McDonnell Douglas who main function it is to gain and maintain air superiority in aerial combat, a role it perform well during the Third World War.
A list of Eagle variants and users:
F-15A: Single-seat all-weather air-superiority fighter version, built between 1972-1979.
F-15B: Two-seat training version, formerly designated TF-15A, built between 1972-1979.
F-15C: Improved single-seat all-weather air-superiority fighter version, built between 1979-1991.
F-15D: Two-seat training version, built between 1979-1991.
F-15J: Single-seat all-weather air-superiority fighter version for the Japan Air Self-Defense Force built under license in Japan by Mitsubishi 1981-1997.
F-15DJ: Two-seat training version for the Japan Air Self-Defense Force built under license in Japan by Mitsubishi during 1981-1997.
F-15E Strike Eagle: Two-seat all-weather long-range strike and ground-attack aircraft for the United States Air Force, built between 1985 to 2001.
F-15I " Ra'am ": Israeli Air Force variant where it is known as the Ra'am (רעם – "Thunder"). It is a dual-seat ground attack aircraft powered by two Pratt & Whitney F100-PW-229 engines, and is based on the F-15E.
F-15K: Republic of Korea Air Force advanced derivative of the F-15E and named the F-15K Slam Eagle by the South Koreans.
F-15S: Variant of the F-15E supplied to the Royal Saudi Air Force between 1995 to 2001.
F-15SG: Variant of the F-15E, in use with the Republic of Singapore Air Force.
F-15SE Silent Eagle: a upgrade of the F-15E using stealth features, such as internal weapons carriage and radar-absorbent material.