[citation needed] The MBTA has been heavily used by the US Marine Air Ground Task Force since its first deployment in 2012.

[citation needed] In mid-2017 the ADF held Exercise Southern Jackaroo at Mount Bundey with elements of the 1st Brigade – Australian Army, US Marine Rotation Force – Darwin (MRF-D) and the Japanese Ground Self Defence Force (JGSDF).

This was part of a total of A$8 billion allocated for spending on defence installations in the Northern Territory.

[3] MBTA is a 117,300-hectare (290,000-acre) military training area located 75 km (47 mi) south-east of Humpty Doo, south of the Arnhem Highway, between the Mary River and Kakadu National Park.

[1] The United States and Singaporean militaries both conduct joint tank exercises with Australian forces in the MBTA.