Operation Astute was an Australian-led military deployment to East Timor to quell unrest and return stability in the 2006 East Timor crisis. It was headed by Brigadier Bill Sowry, and commenced on 25 May 2006 under the command of Brigadier Michael Slater. The operation was established at the request of East Timor's government, and continued under an understanding reached between Australia, East Timor, and the United Nations, with the United Nations Integrated Mission in East Timor supporting and helping to develop East Timor's police force. Other countries deploying soldiers to East Timor include Malaysia, New Zealand and East Timor's former colonial power Portugal, operating under independent command. Initial tasks The initial tasks of the operation were to: Allow for the evacuation of foreigners. Restore stability and confine conflict to secured areas. Assess and locate the weapons possessed by conflicting groups. Establish a safe environment for dialogue to resolve the crisis. Deployment A forward deployment of approximately 200, including a commando company from the 4th Battalion of the Royal Australian Regiment & C Coy, 2nd Battalion of the Royal Australian Regiment, secured an entry point for follow-on forces centred on Dili Airport. The full deployment consisted of a battalion group of about 1,800 personnel drawn from the 2nd Battalion of the Royal Australian Regiment & 3rd Battalion of the Royal Australian Regiment and other Australian and New Zealand Army units. Evacuations were carried out by C-130 Hercules aircraft from the Royal Australian Air Force, using RAAF Base Darwin as a Forward Operating Base. Initial assets deployed included the guided-missile frigate HMAS Adelaide, the replenishment vessel HMAS Success and the amphibious landing/hospital ship HMAS Kanimbla. Landing ships HMAS Tobruk and HMAS Manoora were also sent to East Timor with follow-on forces. Operation Astute was established at the request of East Timor's government. Troops from former INTERFET nations including mostly from Malaysia, New Zealand and Portugal have augmented the Australian force. Prior to sending troops, each participating government negotiated a Status of Forces Agreement (SOFA) with the government of East Timor. Malaysian Army forces began arriving on 26 May, by air. Timeline May 2006 24 May 21:59 (Canberra) Acting Prime Minister of Australia, Peter Costello, announced in a press conference that East Timor had requested Australia "send defence forces to East Timor to help in maintaining and re-establishing public order". Australia would send an advance party including the Vice Chief of Defence force