The 3rd Military District was an administrative district of the

Australian Army The Australian Army is the principal Army, land warfare force of Australia, a part of the Australian Defence Force (ADF) along with the Royal Australian Navy and the Royal Australian Air Force. The Army is commanded by the Chief of Army (Austral ...

. The 3rd Military District covered all of

Victoria Victoria most commonly refers to: * Victoria (Australia), a state of the Commonwealth of Australia * Victoria, British Columbia, provincial capital of British Columbia, Canada * Victoria (mythology), Roman goddess of Victory * Victoria, Seychelle ...

and that part of

New South Wales ) , nickname = , image_map = New South Wales in Australia.svg , map_caption = Location of New South Wales in AustraliaCoordinates: , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , es ...

south of the

Murrumbidgee River The Murrumbidgee River () is a major tributary of the Murray River within the Murray–Darling basin and the second longest river in Australia. It flows through the Australian state of New South Wales and the Australian Capital Territory, desce ...

, with its headquarters at

Melbourne Melbourne ( ; Boonwurrung/Woiwurrung: ''Narrm'' or ''Naarm'') is the capital and most populous city of the Australian state of Victoria, and the second-most populous city in both Australia and Oceania. Its name generally refers to a met ...

. Around the start of the Second World War, the 3rd Military District became part of Southern Command, along with the 4th and

6th Military District 6 (six) is the natural number following 5 and preceding 7. It is a composite number and the smallest perfect number. In mathematics Six is the smallest positive integer which is neither a square number nor a prime number; it is the second small ...

s in

South Australia South Australia (commonly abbreviated as SA) is a state in the southern central part of Australia. It covers some of the most arid parts of the country. With a total land area of , it is the fourth-largest of Australia's states and territories ...

and

Tasmania ) , nickname = , image_map = Tasmania in Australia.svg , map_caption = Location of Tasmania in AustraliaCoordinates: , subdivision_type = Country , subdi ...

. This required legislative changes to the ''Defence Act'' (1903), and did not come into effect until October 1939.

References

Citations Bibliography * * {{cite book, last=Long, first=Gavin, authorlink=Gavin Long, title=To Benghazi, year=1952, series=

Australia in the War of 1939–1945 ''Australia in the War of 1939–1945'' is a 22-volume official history series covering Australian involvement in the Second World War. The series was published by the Australian War Memorial between 1952 and 1977, most of the volumes being edi ...

. Series 1 – Army, volume=1, publisher=

Australian War Memorial The Australian War Memorial is Australia's national memorial to the members of its armed forces and supporting organisations who have died or participated in wars involving the Commonwealth of Australia and some conflicts involving pe ...

, url=https://www.awm.gov.au/collection/RCDIG1070200/, location=Canberra, oclc=18400892 History of Victoria (Australia) Military districts of Australia