15 September
1916 — First use of TANKS in battle — FLERS, France
1939 — The Australian Government announced the mobilisation of the militia and the establishment of the Second AIF of 20 000 men for service abroad
1940 — The Battle of Britain ends
1948 — The RAAF contribution to the Berlin airlift (Operation Pelican) begins
1950 — The UN launches an amphibious landing at INCHON, Korea