Coalition Provisional Authority Order Number 2: Dissolution of Entities signed by Coalition Provisional Authority on 23 May 2003, disbanded the Iraqi military, security, and intelligence infrastructure of President Saddam Hussein. It has since become an object of controversy, cited by some critics as the biggest American mistake made in the immediate aftermath of the fall of Saddam Hussein and as one of the main causes of the rise of the Islamic State of Iraq and the Levant (ISIL/ISIS).