The United States will withdraw its remaining troops from Iraq by the end of September, bringing to a close a military presence that began with the 2003 invasion. Why is the U.S. leaving now, and what does it mean for Iraq and the region? Here's a look at the key events that shaped America's 23-year military mission in Iraq.

Trump announces U.S. military withdrawal from Iraq. U.S. invasion of Iran before 2027 at 19.5% YES.

The planned US withdrawal is linked to the disarmament of influential, Iran-backed militias in Iraq.