Iraq War to the square around away, where protesters burned an effigy featuring the face of U.S. President George W. Bush. There were also Sunni Muslims in the crowd. Police said many Sunnis, including prominent leaders such as a founding sheikh from the Sons of Iraq, took part. On 30 April, the United Kingdom formally ended combat operations. Prime Minister Gordon Brown characterized the operation in Iraq as a "success story" because of UK troops' efforts. Britain handed control of Basra to the United States Armed Forces. On 28 July, Australia withdrew its combat forces as the Australian military presence in Iraq
Withdrawal of U.S. troops from Iraq Iraqi territory". The last U.S. troops left Iraq on 18 December 2011, in accordance with this agreement. In 2014, the advance of the Islamic State of Iraq and the Levant (ISIL) from Syria to Iraq's western provinces prompted the U.S. to intervene again, alongside other militaries, to combat ISIL. Immediately before and after the 2003 invasion, most polls within the United States showed a substantial majority supporting war, though since December 2004 polls consistently showed that a majority thought the invasion was a mistake. In the spring of 2007, surveys generally showed a majority in favor of setting a timetable