Editor’s Note: An increasingly important segment of Israel's Arab citizenry is tied to the Islamic Movement, a branch of which Israel banned in November. The decision was controversial: not only did it e...

Editor’s Note: Counterterrorism officials often express considerable concern about lone wolf terrorists -- individuals who act without direct ties to an existing group -- because they are difficult to de...

Editor’s Note: For over a decade, the Islamic State and its predecessors focused almost exclusively on Iraq, Syria, and their neighbors. The downing of the Russian airplane over the Sinai Peninsula and e...