The 7th Battalion was an infantry battalion of the Australian Army. Raised in 1914 as part of the Australian Imperial Force during the First World War, the battalion was completely recruited from the state of Victoria and formed the 2nd Brigade, 1st Division. The battalion served during the Gallipoli campaign where it had the distinction of having four of its members awarded the Victoria Cross. In 1916, it was transferred to Europe, fighting in the trenches along the Western Front for the next two and a half years.

The 2nd Health Brigade (2HB) is an Australian Army brigade. The 2nd Brigade was formed in 1903 as a militia infantry formation based in Victoria, the brigade later served during the First World War as part of the Australian Imperial Force, allocated to the 1st Division. During the war, the 2nd Brigade took part in the fighting at Gallipoli, including the Battle of Krithia where it lost almost a third of its strength. Later they took part in the Battle of Lone Pine before being withdrawn back to Egypt in December 1915. Following this the brigade was transferred to the Western Front in France and Belgium where, between March 1916 and the armistice in November 1918, they took part in most of the major Allied operations.