The Assad regime’s “Terrorism Financing Commission” recently accused Turkey’s president, Lebanon’s prime minister, and a host of other politicians, judges, academics, and ordinary citizens of supporting jihadism. The laughable charges better describe Assad’s own record, writes James Snell.

While Iran and its regional proxies pose today as moderates combating “terrorism,” a new book shines further light on the role of state actors—Tehran and Pakistan above all—in facilitating al-Qaeda’s operations, from 9/11 up to the present day.