US, Iraq to begin talks that could lead to withdrawal of all remaining American troops

The U.S. and Iraq will begin formal talks in coming days that officials say could lead to the eventual withdrawal of American troops in the country, a major milestone in the years-long effort by the two countries to fight the Islamic State.

The decision to move forward with the discussions, known as the Higher Military Commission, comes just days after Iranian-backed forces in Iraq launched a barrage of missiles on a U.S. base, injuring at least four service members and one Iraqi.

Several defense officials, speaking on condition of anonymity in order to discuss sensitive details, said the latest attack on U.S. forces in Iraq didn't factor into the decision and that negotiations probably would have started sooner had the Israeli-Hamas war not begun.

Since last fall, some 60 attacks have been launched on U.S. forces in Iraq and more than 90 in Syria, as Iranian-backed militants blame the U.S. for its support of Israel.

There are still about 2,500 American troops serving in Iraq and 900 in Syria to prevent a resurgence of the Islamic State.

U.S. officials also declined to say how soon troops might leave, if they do at all.

«We are going to — together with our Iraqi partners — help determine the shape of the future U.S. military presence in Iraq, and at the same time, ensure an Iraqi lead enduring defeat» of the Islamic State, said a senior defense official, speaking on condition of anonymity.

«But beyond that, we won't speculate,» the official said.

The U.S. had been working with Iraq in 2014 to take back territory from the Islamic State and deployed troops there to train and advise Iraqi security forces to ensure ISIS doesn’t regain control.

But Iran, Iraq's powerful eastern neighbor, holds significant sway over the Iraqi