In the buildup to a long-awaited offensive on the city of Mosul, Kurdish forces are seizing new territory in northern Iraq that they say will become part of their autonomous region. The moves are ...

A victory for Iraq’s U.S.-trained and equipped forces would spell the end of the militants’ caliphate in Iraq and mark a dramatic defeat for the Islamic State, also known as ISIL or ISIS.

QARQASHAH, Iraq — In the buildup to a long-awaited offensive on the city of Mosul, Kurdish forces are seizing new territory in northern Iraq that they say will become part of their autonomous ...