This article lists the Mass executions in ISIL-occupied Mosul. Mosul, which is located in the Nineveh Governorate of Iraq, was occupied by the Islamic State of Iraq and the Levant (ISIL) from the Fall of Mosul on June 10, 2014, until the liberation of Mosul on July 10, 2017. Mosul is the second largest city in Iraq, and because of this, it was one of the Islamic State's largest bases, and their capture of the city was used in propaganda to demonstrate their military strength. Sunni Islam is the majority religion. Mass executions of civilians, enemy soldiers, and members of ISIL who were accused of offenses were a regular occurrence, and executions peaked during the Mosul offensive. Mosul was the site of many of ISIL's war crimes. This article is a timeline of recorded mass executions carried out by ISIL in and around Mosul.