 Complete the following phrase:  Emden, meanwhile, had been detached from the East Asia Squadron to pursue an independent commerce raiding campaign in the Indian Ocean. She captured or sank numerous Entente vessels, including the steamer Ryazan, which was converted into the auxiliary cruiser Cormoran. In September 1914, Emden raided Peg and caught the Russian protected cruiser Zhemchug and the French destroyer Mousquet and quickly destroyed both ships. Shortly thereafter, Emden was caught by the Australian cruiser off the Cocos Islands and forced to beach after 