1900 — The Battle of Diamond Hill, South Africa concluded.

1901 — The Battle of Wilmansrust, South Africa. 

1965 — Australian infantry ambushed Indonesian troops at Sungei Koemba, Borneo.

1996 — The ‘Black Hawk Tragedy’, Queensland, cost 18 lives.  

1940 — Australia declared war on Italy. 

1941 — Australian troops captured Merdjayoun, Lebanon. 

1943 — HMAS Wallaroo sank after colliding with an American ship in waters off Western Australia. 

2010 — The Shah Wali Kot Offensive, Afghanistan.

1918 — The Third Battle of Morlancourt on the Somme. 

1919 — The North Russia Relief Force arrived at Archangel. 

1941 — Recruiting began for the Torres Strait Island Defence Force. 

1941 — Australian troops crossed the Litani River, Lebanon. 

1941 — The Syria-Lebanon Campaign began.

1942 — Japanese submarines shelled Sydney and Newcastle. 

1950 — Thomas Blamey was promoted to Field Marshall. 

1917 — The Battle of Messines, Belgium, began.

1951 — Australian troops began patrolling across the Imjin River, Korea.

1971 — The Battle of Long Khanh, South Vietnam. 

1916 — The Returned Sailors & Soldiers Imperial League of Australia was formed.

1944 — The Normandy Landings. 

1969 — The Battle of Binh Ba, South Vietnam. 

1916 — Australian troops conducted their first raid on the Western Front.  

1946 — A RAAF pilot made the first jet-powered flight in Australia.

1900 — The Battle of Six Mile Spruit, South Africa. 

1941 — The Dunkirk evacuation concluded. 

1971 — 2 Squadron, RAAF, departed Phan Rang, South Vietnam. 

1919 — The North Russia Relief Force arrived at Murmansk.  

1944 — Australian pilots intercepted a Japanese raid over Biak, New Guinea.

1969 — HMAS Melbourne collided with USS Frank E. Evans in the South China Sea.