US Military Ends Iraq Mission; Forces Leave Bases as Sovereignty Transitions
Iraq
Andrew Caballero-Reynolds/Reuters
What Happened
Key Implications
What Happened
Key Implications
Where Sources Agree
- arrows_inputOperation Inherent Resolve Concluded: Most reporting highlights the formal conclusion of Operation Inherent Resolve on September 30, 2026, as a transition to an Iraqi-led security effort, per statements from the Pentagon and CENTCOM.
- arrows_inputPost-Withdrawal Security Concerns: Most coverage notes that the U.S. military withdrawal from Iraq has sparked security concerns; these include fears of ISIS sleeper-cell resurgence, the influence of Iran-backed militias, and the loss of U.S. air-defense support, according to Iraqi and Kurdish security officials.
- arrows_inputMilitary Mission Conclusion: Outlets generally confirm the formal conclusion of the 12-year US-led military mission against ISIS in Iraq, with the shift to a bilateral security and intelligence partnership, according to the Pentagon and the 2024 US-Iraq joint statement.
Where Sources Disagree
- arrows_outputMission Duration Framing: Reports vary on the mission's duration, with some outlets framing the withdrawal as the end of a 12-year anti-ISIS campaign. In contrast, other sources describe it as the conclusion of a 23-year military presence dating back to the 2003 invasion.
- arrows_outputIraqi Security Readiness Assessment: Government officials and U.S. leadership characterize the withdrawal as a successful transition to Iraqi-led security, citing the readiness and sovereignty of Iraqi institutions. In contrast, security analysts and regional officials warn the departure leaves critical intelligence and defense gaps, risking a resurgence of ISIS and increased influence for Iran-aligned militias.
- arrows_outputWithdrawal Characterization: While the Pentagon and U.S. officials describe the Iraq withdrawal as an orderly, successful conclusion to a 12-year counter-ISIS mission, analysts and regional observers characterize the exit as an inglorious, sobering lesson on the limits of American power that may leave a security vacuum and bolster Iranian influence.
Timeline
October 01, 2026
Iraq assumes security sovereignty: Iraqi leaders described the withdrawal as the start of a "new phase" in which national institutions assume responsibility for security, with Prime Minister Ali al-Zaidi presiding over handovers and declaring a sovereignty milestone as foreign forces left. Officials linked the transition to efforts to disarm non-state armed groups and consolidate state control.
September 30, 2026
Kurdish region and security concerns: As U.S. forces left bases in the Kurdistan Region and elsewhere, Kurdish officials and the Peshmerga expressed anxiety about losing U.S. air defenses amid more than 1,000 drone and ballistic attacks and feared a security vacuum that could empower Iran-backed militias and ISIS remnants. Regional actors and militias publicly reacted, with some celebrating the U.S. exit and others warning of instability.
September 30, 2026
Final withdrawal completed: U.S. Central Command and Iraqi officials confirmed the orderly departure of American troops and equipment, with the last forces leaving Erbil Air Base and the U.S. military announcing completion of the withdrawal on the September 30 deadline. The move formally ended Operation Inherent Resolve’s 12-year mission inside Iraq.
Perspectives and Debates
Does the US withdrawal end a 23-year military presence or a 12-year counter-ISIS mission?
Summary by Ground AI
Sources
See All 975A varied selection of sources chosen by Ground to reflect the diversity of this story’s coverage.
Most Written About
The stories getting the most coverage from the last 24 hours
Timeline
October 01, 2026
Iraq assumes security sovereignty: Iraqi leaders described the withdrawal as the start of a "new phase" in which national institutions assume responsibility for security, with Prime Minister Ali al-Zaidi presiding over handovers and declaring a sovereignty milestone as foreign forces left. Officials linked the transition to efforts to disarm non-state armed groups and consolidate state control.
September 30, 2026
Kurdish region and security concerns: As U.S. forces left bases in the Kurdistan Region and elsewhere, Kurdish officials and the Peshmerga expressed anxiety about losing U.S. air defenses amid more than 1,000 drone and ballistic attacks and feared a security vacuum that could empower Iran-backed militias and ISIS remnants. Regional actors and militias publicly reacted, with some celebrating the U.S. exit and others warning of instability.
September 30, 2026
Final withdrawal completed: U.S. Central Command and Iraqi officials confirmed the orderly departure of American troops and equipment, with the last forces leaving Erbil Air Base and the U.S. military announcing completion of the withdrawal on the September 30 deadline. The move formally ended Operation Inherent Resolve’s 12-year mission inside Iraq.
