Weapons in WW1 were being mass produced and of a greater quality than those of wars before. Barbed wire, airplanes, poisonous gas, submarines etc were introduced which revolutionized war today. Trench warfare was countered and is no longer used to fight.
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Christopher Columbus may have stumbled upon the Americas, but his accidental discovery has changed the course of history.
The Italian explorer's travels bridged the gap between Europe and the New World, but his curiosity also marked the beginning of centuries of transatlantic colonization.
These are both religions. What is your question?