The 2003 invasion of Iraq was a United States-led invasion of the Republic of Iraq and the first stage of the Iraq War. The invasion phase began on 19 March 2003 (air) and 20 March 2003 (ground) and lasted just over one month, including 26 days of major combat operations, in which a combined force of troops from the United States, the United Kingdom, Australia, and Poland invaded Iraq. Twenty-two days after the first day of the invasion, the capital city of Baghdad was captured by Coalition forces on 9 April 2003 after the six-day-long Battle of Baghdad. This early stage of the war formally ended on 1 May 2003 when U.S. President George W. Bush declared the "end of major combat operations" in his Mission Accomplished speech, after which the Coalition Provisional Authority (CPA) was establi