A joint Australian army-navy expedition sailed for German New Guinea from Port Moresby embarked on board the auxilliary cruiser HMAS BERRIMA, escorted by HMAS AUSTRALIA, HMAS SYDNEY, HMAS ENCOUNTER, HMAS WAREGO, and HMAS YARRA, together with submarines HMAS AE1 and AE2.
HMA Ships PARRAMATTA, YARRA, and WARREGO, (torpedo boat destroyers), landed parties at Rabaul.
HMAS ENCOUNTER, (cruiser), captured the German steamer ZAMBESI in St George’s Channel, New Britain.
The message conveying the news of the outbreak of war with Germany was received in Australia at 12.30pm.
The disposition of ships of the RAN, at the declaration of WWI, was: HMAS AUSTRALIA, (battle-cruiser), steaming north from Sydney; HMAS MELBOURNE, (cruiser), steaming south from Sydney; HMA Ships SYDNEY, (cruiser), WARREGO and YARRA near Thursday Island; HMAS PARRAMATTA, (destroyer), nearing Townsville; HMAS PROTECTOR, on passage from Melbourne to Sydney; HMAS ENCOUNTER, and submarines AEI and AE2, at Sydney; HMAS PIONEER, at Port Phillip, VIC; HMAS GAYUNDAH on passage from Sydney to Brisbane.
HMS ENCOUNTER, (cruiser), later HMAS ENCOUNTER, was launched at Devonport, England.