What Is the International Law Justification for Targeting IS/ISIS/ISIL in Syria?
by Michael Dorf A number of commentators--including my colleague Jens Ohlin and Yale law professor Bruce Ackerman --have argued quite persuasively that President Obama lacks domestic legal authority to conduct military operations against the Islamic State (IS). There are really only two possible sources of such authority, and neither works. First, the President could be exercising his inherent power to defend the country against a foreign attack, in which case, at the least, the War Powers Resolution clock has started ticking, but as Ackerman points out, the Obama Administration's views with respect to Libya in 2011 (which I criticized at the time) suggest that the Administration does not regard the WPR as applicable. Second, the President could claim to be acting pursuant to the post-9/11 Authorization for Use of Military Force (AUMF) but as Ohlin and Ackerman (and others) point out, even under the broad view of the AUMF that includes authorization for targeting forces ...