Grand Fleet Grand Fleet The Grand Fleet was the main fleet of the Royal Navy during the First World War. Formed in August 1914 from the First Fleet and elements of the Second Fleet of the Home Fleets, the Grand Fleet included 25–35 state-of-the-art capital ships. It was initially commanded by Admiral Sir John Jellicoe. He was succeeded by Admiral Sir David Beatty in December 1916. The Grand Fleet was based first at Scapa Flow in the Orkney Islands and later at Rosyth on the Firth of Forth. It took part in the biggest fleet action of the war – the Battle
Atlantic U-boat campaign of World War I The other was the Battle of Ambos Nogales that was allegedly led by two German spies. On 20 October 1918 Germany suspends submarine warfare, and on 11 November 1918, World War I ended. The last task of the U-Boat Arm was in helping to quell the Wilhelmshaven mutiny, which had broken out when the High Seas Fleet was ordered to sea for a final, doomed sortie. After the Armistice, the remaining U-boats joined the High Seas Fleet in surrender, and were interned at Harwich. Of the 12.5 million tons of Allied shipping destroyed in World War I, over 8 million