sentences:  In 1906 he was awarded the bronze Royal Humane Society medal, while serving on submarine HMS A3 at Spithead, he tried to save a sailor who was swept overboard.From 1911-12 he commanded the depot ship HMS Onyx and a flotilla of submarines at Devonport, and in 1913-14 the depot ship HMS Rosario and the British China Hong Kong submarine flotilla.In August 1915 he commissioned the submarine HMS E19, the following month he forced a passage into the Baltic Sea to support the Russian Baltic Fleet, preying on iron ore transports from Sweden to the German Empire, where for a week long moment he had succeeded in entirely suspending German maritime traffic in the area.