This Week in World War I September 12-18, 1914
Category: POLITICS
Submarine craft have existed since the 18th century and more primitive versions date back even further. The First World War, however, was the first conflict in which submarines were widely deployed and were they played a major role in shaping both the course and the final outcome of the conflict.
By Joseph V. Micallef, ContributorBest Selling Military History and World Affairs Author and Key..., 2014-09-16