History of Australia By Jjripcurl Jan 1, 1770 CAPTIN cook finds australia CAPTIN cook finds Australia Jan 1, 1804 Hobart town is established Jan 1, 1873 Ayers Rock is found Found by Europeans Jan 1, 1901 Common wealth becomes real Jan 1, 1920 1920 Quantas is founded Jan 1, 1932 1932 Sydney harbour bridge opens Jan 1, 1935 1935-1945 world war 2 starts Jan 1, 1948 1948 First car made called the Holden Jan 1, 1956 1956 Melbourne holds the Olympics Jan 1, 1956 1956 Australian troops sent to Vietnam for war