The impending visit of Iranian President Mahmoud Ahmadinejad to address the opening of the U.N. General Assembly dramatically underscores the weakness of the U.N. in confronting one of the most dangerous security threats in the world today. Ahmadinejad's radical regime continues to defy U.N. Security Council resolutions regarding its nuclear program and seeks to destabilize fragile democracies that the U.N. supports in Iraq, Afghanistan, and Lebanon. Moreover, Ahmadinejad has--in statements that can be construed as incitement for genocide--repeatedly called for the destruction of the state of Israel, a member in good standing of the U.N.