When Were Submarines First Used?
When Were Submarines First Used? The first submarine which we know to have been used was built by a Dutchman, Cornelius van Drebel, in 1620. It was constructed of...
Read MoreWhen Were Submarines First Used? The first submarine which we know to have been used was built by a Dutchman, Cornelius van Drebel, in 1620. It was constructed of...
Read MoreA submarine is different from other ships, though, because it can control its buoyancy. This means the submarine captain can decide when to sink down into the ocean or...
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