 Complete the following phrase:  During the early part of the destroyers career, Warrego operated in Australian waters. At the start of World War I, Warrego was assigned to the Australian force tasked with neutralising German colonies in the region, along with finding and destroying the German East Asia Squadron. On the night of 11 August 1914, Warrego and sister ship were tasked with entering Simpson Harbour at Rabaul to find and lure the German ships into the guns of the battlecruiser , but found no ships in harbour. During late August and early September, the destroyer escorted the Australian Naval and Military Expeditionary Force to New Britain, and was involved in the 