Groups Urge Public Disclosure of Legal Rationale for Military Force Against ISIS and seven other groups urged Senators Robert Menendez and Bob Corker to press for public disclosure of all Office of Legal Counsel memoranda and other legal opinions setting forth the legal rationale for the United States to use military force against the Islamic State in Iraq and Syria (ISIS).

As the letter explains, Congress cannot meaningfully exercise its Constitutional power to authorize force if the Executive uses secret legal opinions to extend past authorizations in ways that Congress never anticipated or intended. The full text is available here