asked 177k views
5 votes
Which factor played the GREATEST role in making World War I one of the deadliest conflicts in human history?

asked
User Grethe
by
7.4k points

2 Answers

4 votes
technology, and the alliance system. the alliance system brought in a lot of countries into the war
answered
User Zouzias
by
8.2k points
5 votes

New military technology like airplanes, machine guns, tanks, and poisonous gas made combat deadlier than ever before.

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