ww2 morgan By Evatt1 Jun 9, 1939 the start of the war in Australia 3 of september 1939 the prime minister announced that australia was going to be involved in the second world war Sep 1, 1941 during ww2 the Australian mainland came under direct attack Jun 6, 1945 history Between 1945 and 1965 about two million immigrants came to Australia.
