The tank.
The fighter aircraft, bomber aircraft and tank were all introduced and extensively developed in WW1
Aircraft first saw action in WW 1. The biggest single invention that came out of that war was the Tank, invented purely to storm enemy trenches with impunity.
The tank introduced by France in World War One had a top speed of five miles per hour.
The tank is the obvious answer here, but did you know that the first armored personnel carrier (callled the Pig) was also introduced in WW1? Truck transport, artillery tractors, and armored cars were introduced in the early 1900's before the war.
the tank the tank
tank
The Tank and the Jeep
tank
Negative. The British introduced the first tank, and it was during WWI. The Germans built only one type of tank in WWI and they only built 21 of them...the A7V; it was built in 1917 and looked like a crawling shoe box.
The Bolo Tank is a fictional super heavy tank with artificial intelligence. The tank was first thought of by Keith Laumer, and the tank has been in science fiction novels ever since.
That would the Mk. I tank, which was not the first battle tank ever designed, but the first to go into mass production.
The tank.
the british invented, and introduced it at the battle of somme
They were introduced during the first World War. (Which went from 1914 to 1918)
It is a risk. Every fish you put in a tank has a risk of fighting
The British tank, and the trenches.