Australian contribution to the 2003 invasion of Iraq included 14 F/A-18 Hornet fighters). Combat forces committed to Operation Falconer for the 2003 Invasion were withdrawn during 2003. Under the name Operation Catalyst, Australian combat troops were redeployed to Iraq in 2005, however, and assumed responsibility for supporting Iraqi security forces in one of Iraq's southern provinces. These troops began withdrawing from Iraq on 1 June 2008 and were completely withdrawn by 28 July 2009. A headquarters staff of about 60 personnel under the command of Brigadier Maurie McNarn. Planning for the deployment of ADF units to the Middle East began in mid-2002 when Australian officers were attached to
Withdrawal of U.S. troops from Iraq support in the United States presidential election, 2008. On 13 September 2007, President Bush announced that the 168,000 American troops in Iraq at that time would be reduced by 5,700 by Christmas and that additional troops would be withdrawn bringing the total U.S. troop level down from 20 to 15 combat brigades by July 2008. By the end of 2008, U.S. troops in Iraq had been reduced to 146,000. In 2008 the American and Iraqi governments signed the U.S.–Iraq Status of Forces Agreement. It included a specific date, 30 June 2009, by which American forces should withdraw from Iraqi cities,