"For nearly four years the Islamic State in Iraq and Syria (ISIS) spread war and terror across the Middle East. ISIS saw itself as the ruler of the world's 1.8 billion Muslims who would be forced to live under a caliphate based on beliefs and laws common in the 7th century. In 2015 the United States and some forty other nations launched a war against ISIS, making a stand against one of the most vicious terrorist groups known on earth"--Provided by the publisher.

Includes chronology.

ISIS: a threat to global security -- The rise of ISIS -- Life under ISIS -- The path toward war -- Laying siege to the caliphate -- The war continues.