Germany with the Me262 .
commonly it is a jet plane
Henri Coandă, a Romanian Engineer, was the first to build a jet plane in 1910.
A jet plane is any aircraft powered by jet engines.
The first planes started as gliders, then it moved onto propellers. Eventually after years the first jet plane was made in WWII, by the German sides.
The first jet plane's name in the US is Bell XP-59. Unfortunately they never went into combat. It was produced by General lectric company.
The Germans invented it during WWII.
A jet
The first jet plane was build 1910 by Henry Coanda, a Romanian engineer. 1910, at the International Aeronautic Salon in Paris 1910 he was flying his "Coanda-1910", a "thermojet" powered aircraft.
Leaving On A Jet Plane - John Denver
It is false that a plane flying against a jet stream will travel faster than a plane traveling with a jet stream.
The force of the jet engine propels a jet plane. The force of the engine pushes the exhaust gasses backward at great speed and the plane moves forward. This force propels the jet plane.