A year after declaring a “caliphate,” self-proclaimed Islamic State fighters are claiming attacks in Kuwait and Tunisia.

There are signs of internal dissension within the self-proclaimed Islamic State. But even if it is in partial retreat, it is a likely threat in the Middle East—and to Western interests—for years to come.

The heavy crackdown in Sinai is being questioned after repeated attacks by armed groups in the peninsula.

The U.S.-led air strikes threaten to alienate more moderate groups in Syria.

As the Islamic State continues to grow rapidly, questions are being raised about its origins.