A fighter jet is an aircraft owned by the military and used for combat with enemy aircrafts. If you have ever read about them, you should probably be able to answer these questions.
Speed
Size relative to other fighter jets
Maneuverability
Fuel efficiency
World war 2
World war 1
American civil war
American revolutionary war
160km/h
240km/h
200km/h
180km/h
United States
France
United Kingdom
Russia
4
3
2
1
March 1915
February 1915
June 1915
July 1915
Franz Schneider
Raymond Saulnier
Stephen Freud
Roland Garros
Germany
Switzerland
France
Japan
Messerschmitt Bf 109
Morane-Saulnier M.S.406
Yakovlev Yak-9
Nakajima Ki-27
Consolidated B-24 Liberators
Boeing B-17 Flying Fortress
North American P-51 Mustang
Gloster Gloster Meteor