 Complete the following phrase:  Three years later, the ship was mobilized in August 1914 following the outbreak of World War I and assigned to III Scouting Group, serving initially with the High Seas Fleet in the North Sea. There, she escorted the main German fleet during the raid on Yarmouth in November and the raid on Scarborough, Hartlepool and Whitby in December, though she saw no action during either operation. She was transferred to the Baltic Sea in April 1915 and took part in several operations against Russian forces, including the successful attack on Libau in May and the failed 