No, I'm afraid they didn't.
world war 1
no
MREs didn't exist in World War I. They came along later.
6
No. North Korea did not exist until after World War 2.
Fax technology has existed for a very long time, the ability to send an image over a wire actually predates the invention of Alexander Graham Bell's telephone. Shortly before World War II, in 1923 the Germans were using an early version of the fax machine called the phototeleautograph developed by Arthur Korn. It could send images such as fingerprints across the country.
it did exist
world war 1
No
World War 1 saw the introduction of the tank and of aircraft.
flying machines aeroplanes
The first war between flying machines (airplanes).
no
They were both wars
MREs didn't exist in World War I. They came along later.
6
Washing Machines.