[Note: This is a guest post by Ardeshir Pezeshk, PhD candidate at University of Massachusetts-Amherst, in collaboration with Charli Carpenter.] For a brief moment a few weeks back, law and policy elites in the US gave serious consideration to whether there was a legal basis for a military strike in Syria, either under the auspices of civilian protection or norm protection. White House rhetoric quickly shifted away from humanitarian intervention...

