11:44 GMT +314 October 2019
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    World War I Military Equipment

    World War I heralded a giant technological leap, as the first tanks and diesel submarines appeared. Many airplanes, armored trains, artillery systems and warships were also designed during this period.

    World War I heralded a giant technological leap, as the first tanks and diesel submarines appeared. Many airplanes, armored trains, artillery systems and warships were also designed during this period.

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