United States in World War I 11 approximately 10,000 fresh soldiers were arriving in France daily. In 1917, Congress gave US citizenship to Puerto Ricans when they were drafted to participate in World War I, as part of the Jones Act. In the end, Germany miscalculated the United States' influence on the outcome of the conflict, believing it would be many more months before US troops would arrive and overestimating the effectiveness of U-boats in slowing the American buildup. The United States Navy sent a battleship group to Scapa Flow to join with the British Grand Fleet, destroyers to Queenstown, Ireland and submarines to help guard
Naval warfare in the Mediterranean during World War I Naval warfare in the Mediterranean during World War I There was sporadic naval warfare in the Mediterranean during World War I between the Central Powers' navies of Austria-Hungary, Germany and the Ottoman Empire and the Allied navies of Italy, France, Greece, Japan, America and the British Empire. Austria-Hungary was a medium-sized naval power in 1914. It had a coastline from Trieste (in present-day Italy) to below Cattaro in Montenegro. The Austro-Hungarian Navy had nine pre-dreadnought and four dreadnought s and a number of submarines. In addition, the Germans managed to send some U-boats to the Mediterranean which operated from Austrian