World War 1 was not discovered. We know about it because it was a huge moment in history that didn't happen very long ago and we still remember it. Some people that were in World War 1 are even still alive now!
typhoid was discovered in World war 1
world war 1
WW2 was not "discovered " it was a war that the world was involved in on two fronts.
The Polanders
X-rays were discovered. They've always been around. But since their discovery, we've invented ways to create and then apply them to do stuff.
Sir Alexander Fleming
The poisonus gas you are referring to is Mustard Gas and was discovered in World War 1 NOT World War 2. It was a highly deadly gas that could kill you the minute you breathed it. It blinded thousands, caused neurological damage to the nervous system and destroyed the upper respiratory system.
millions died in world war 1 millions died in world war 1 millions died in world war 1 millions died in world war 1 millions died in world war 1 millions died in world war 1 millions died in world war 1 millions died in world war 1 millions died in world war 1 millions died in world war 1 millions died in world war 1 millions died in world war 1 millions died in world war 1 millions died in world war 1
It wasn't. Penicillin was only first discovered in 1928 - Ten years after WW1 ended.
It was discovered in 1778. It was discovered by a scientist named Scheele. It was then used in World War 2 as a component to steel.
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they killed hitler with a bb gun and discovered chili