The Harrier ( jump jet ) hadn't been developed by the time the Vietnam Conflict was over. The Harrier is a VTOL [vertical take-off/ landing ]that wasn't developed for regular use til the late 60's /early 70's. The British made it with a Rolls Royce engine. Only the US Marines used it from the US , but they are accident prone for all but the most experienced pilots.
Jet engines were invented before WW2. They were used in a few late war German fighters.
Space Harrier happened in 1985.
Frank Whitlee in 1930.
The F-15 fighter jet was not invented. It was designed and built in the US.
Harrier Jump Jet was created in 1989.
The Harrier Jump Jet, formally referred to as the "Harrier" or informally as "the Jump Jet",
Harrier Jump Jet - video game - happened in 1992.
Harrier Jump Jet - video game - was created in 1992.
4.23 tonnes
About 6 million pounds
The Harrier Jump Jet
The Harrier Jump Jet is capable of vertical liftoff. It is also unique from most modern-day jets because it does not have the ability to travel at supersonic speeds.
top speed of the av-8b harrier is 700 mph
The Harrier Jump Jet
yes it does not a wheel thing
The Harrier, informally referred to as the Jump Jet