"Iran's rapidly advancing nuclear program may be the world's most important emerging international security challenge. Not only does Iran have confirmed nuclear capabilities, but the country also has the ability to supply them to other regimes--potentially an even greater, imminent global threat. In this dramatic call to action, Matt Kroenig explains why we need to take immediate steps to a diplomatic and, if necessary, a military solution--now--before Iran makes any further nuclear advances. He draws on the current crisis in Syria, an indicator of the devastating potential of just one nation's chemical capabilities. A Time to Attack provides an authoritative account of the history of Iran's nuclear program and the international community's attempts to stop it, explains and assesses the options available to policymakers, and reflects on what the resolution of the Iranian nuclear challenge will mean for the future of international order. As this crisis is still developing, this book provides an insider's account of what is being said in Washington about what our next move must be"--