WWII timeline By AngeK15 Sep 1, 1939 Britain announces war against Germany Jan 1, 1940 Australia sends AIF to support British war effort in Europe Apr 24, 1941 British and Australian forces evacuate from Greece to Crete and Egypt. Nov 19, 1941 Australian light cruiser HMAS Sydney and the German auxiliary cruiser Kormoran sink each other off the coast of Western Australia. Dec 7, 1941 Japanese attack Pearl Harbour Dec 9, 1941 China and Australia officially declare war on Japan Feb 19, 1942 Japanese aircraft attack Darwin, in Australia's Northern Territory. Jul 22, 1942 First Contact between Austalian and Japanese troops at Awala, 40 km north of Kokoda Jul 29, 1942 Japanese take Kokoda. Australians fall back to Deniki Oct 23, 1942 Second Battle of El Alamein Aug 15, 1945 Japanese surrender Sep 2, 1945 War is announced officially over.