The article provides an overview of the Battle of Mosul, the military operation to recapture the city from ISIS forces. The offensive began in October 2016 with a coalition comprised of Iraqi soldiers, Kurdish fighters, Sunni Arab tribesmen and Shia militiamen, assisted by a US-led coalition of warplanes and military advisers. The battle ended on July 10, 2017 when Iraqi Prime Minister Haider al-Abadi declared victory over ISIS.