President Franklin Roosevelt ordered General Douglas <answer>MacArthur</answer> in the Philippines to formulate a Pacific defence plan with Australia in March 1942. Curtin agreed to place Australian forces under the command of <answer>MacArthur</answer> who became Supreme Commander, South West Pacific. <answer>MacArthur</answer> moved his headquarters to Melbourne in March 1942 and American troops began massing in Australia. Enemy naval activity reached Sydney in late May 1942, when Japanese midget submarines launched a daring raid on Sydney Harbour. On 8 June 1942, two Japanese submarines briefly shelled Sydney's eastern suburbs and the city of Newcastle.
Who was the Supreme Commander of the South West Allied forces?
MacArthur