The Great DepreSSioN Jasper R and Luca Degraaf By carltonnorth56 Period: Jan 1, 1920 to Dec 31, 1939 The Great Depression Oct 31, 1929 The Wall Street Stock Exchange Crashes Due to financial problems, the Wall Street Stock Exchange (One of the biggest Stock markets in the world) Crashes. Nov 1, 1929 Government Spending cuts Jun 1, 1931 Australian Economy Suffers The Australian Economy fell by 50% Mar 19, 1932 Sydney Harbour Bridge opens Dec 31, 1932 Unemployment Peaks Dec 31, 1939 Economy starts to recover