Pentagon spokesperson Sean Parnell stated that the U.S. military will transition to a normal bilateral security relationship, providing targeted training and intelligence support to Iraqi partners.

From the articleLast US-led coalition forces withdraw from Iraq after 12 yearsAlso in Pentagon says US troop withdrawal from Iraq is complete, ‘Quagmire’ over: Trump hails US exit from Iraq after 12-year ISIS mission, Pentagon says it has formally completed withdrawal of US troops from Iraq, Trump hails the US military’s exit from Iraq after 12-year mission against Islamic State, U.S. confirms withdrawal of troops in Iraq, leaving questions about country's security | CBC News