This map shows how much territory ISIS has lost this year

In the year after ISIS rampaged across the Middle East in a bid to seize territory and establish a self-declared Islamic "caliphate," the terrorist group continued to be a major threat to the world, pulling off sophisticated attacks and recruiting thousands more people to its cause. But though concerns continue to grow over how the US handles the threat of terrorism, ISIS — aka the Islamic State, ISIL, and Daesh — has been losing ground where its core base of support lies, according to def...