world war 1  

because it was during the world war 1

because it show how over the years, modern technology has changed in a drastic way -Jay
just these few group of men, these few men affected the very reason we live the way we do now and do the things we do. -Jay
Transportation isn't the same now as it was at that particular moment in world history, so that sort of evcuations was by all means necessary. -jay
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