Editor’s Note: The Islamic State is weakened militarily, but many of the ideas it champions remain strong. In addition, the group continues to spread its message both virtually and in face-to-face settin...

Editor’s Note: Iran's support for Syria, presence in Iraq, and enmity toward Irael and U.S. Arab allies is the focus of most U.S. attention. Afghanistan, where Iran plays a major role, is often neglected...

PDF version A review of Robert Gerwarth’s The Vanquished: Why the First World War Failed to End (Farrar, Straus and Giroux, 2016). ***