The regiment is not on the ground yet, but it is in the working for the future.” Soldiers of Company C, 1st Brigade Special Troops Battalion and 101st Brigade Support Battalion, 1st Advise and Assist Task Force, 1st Infantry Division, vacated and transferred control of Contingency Operating Location K1 to Iraq Security Forces, July 25, 2011.

[1][2][3] The base has since hosted military personnel from multiple countries participating in the coalition war against the Islamic State of Iraq and the Levant, including Americans, Italians, French, Norwegians and others.

[5][6] On October 16, 2017 the base was taken back from Kurdish control by Iraqi special forces during the Battle of Kirkuk (2017).

On December 27, 2019, around 7:20 pm, a rocket attack targeting the base killed a U.S. civilian contractor and wounded several American and Iraqi personnel.

[8][9] That led to retaliatory airstrikes conducted by United States in Iraq and Syria, killing 25 Kata'ib Hezbollah militiamen.