Australia Between the Wars By josh.jeffery Period: Oct 19, 1918 to Oct 19, 1939 Australia between the Wars Oct 20, 1918 Jazz Music First Played Oct 20, 1919 Australia gains mandate over PNG Oct 20, 1920 ACP Formed Oct 20, 1921 Cornflakes and Lifesavers invented Oct 20, 1923 Parliament House Oct 20, 1924 2FC Broadcasts Oct 20, 1924 Voting Compulsory Oct 20, 1927 Fridges imported Oct 20, 1927 1250 Theatres Oct 20, 1929 Depression Oct 20, 1930 Australia and Britain can phone each other Oct 20, 1931 First australian governor general Oct 20, 1931 harbour BRidge opened Oct 20, 1932 Jack lang sacked Oct 20, 1933 Bodyline