Iranian President Mahmoud's Ahmadinejad's mystical pre-occupation with the coming of a Shiite Islamic messiah figure – the Mahdi – is raising concerns that a nuclear-armed Islamic Republic could trigger the kind of global conflagration he envisions will set the stage for the end of the world. While Mahmoud Ahmadinejad has been making headlines lately by questioning whether the Holocaust actually happened, by suggesting Israel should be moved to Europe and by demanding the Jewish state be wiped off the face of the earth, his apocalyptic religious zealotry has received less attention. In a videotaped meeting with Ayatollah Javadi-Amoli in Tehran,...