Such a determination is solely the judgement of the President, and if the Congress disagrees with the president's determination regarding an "imminent threat", then there is an eminently Constitutional remedy: impeachment.
Under the Constitution, impeaching the President for the "high crime and misdemeanor" of bombing Syria yesterday would be the legitimate solution.
In the absence of such a proceeding, such use of military action by the President—as its Commander in Chief—is de facto Constitutonal...
That rhetoric may be satisfying to sycophants, but it is nonsense.
In the absence of such a proceeding, such use of military action by the Presidentas its Commander in Chiefis de facto Constitutonal...
Sure, just as gun control is de facto legal with corrupt judges. What matters is that it’s illegal in both cases.