Israeli forces set up a temporary post in the Iraqi desert during the U.S.-Israeli war with Iran, according to officials.

The war in the Middle East is pushing the U.S. military back into combat in Iraq against an old foe—Iran-backed militia groups that two decades ago battled American troops on the streets of Baghdad.

This satellite image provided by Airbus DS shows what appears to be a human-made track dug out in Iraq's western Nukhaib desert, some 250 kilometers (155 miles), southwest of the capital, Baghdad, on ...