Australian Immigration By maddieN Jan 25, 1788 The first settlers arrived in Australia May 17, 1851 First gold rushes for Australia May 17, 1861 Recreational Snow sports May 20, 1901 Change in Federation May 20, 1928 The great depression May 20, 1938 The Holocaust May 21, 1945 End of WWII May 20, 1950 Continual of the English population May 20, 1970 Shift in the policy May 20, 1980 Wave of immigrants May 20, 2000 Attempts of smart immigration laws