The document discusses several key events in Iraq's history including foreign occupations from the 1600s to 2003, the main ethnic and religious groups, and Saddam Hussein's rise to power in 1979. It also summarizes US involvement in Iraq including the 1991 Gulf War to liberate Kuwait after Iraq's invasion, establishing no-fly zones, and the 2003 war launched under the rationales of WMDs and terrorism links that ultimately proved false. Main post-war issues in Iraq centered around government, security, economy, and the 2011 US troop withdrawal.