After September 11, 2001, it is often said, “everything changed.” The shock of that day, on which nearly three thousand civilians were murdered, still reverberates, affecting politics, law, and policy here and abroad. But ten years later, it is worth asking what, precisely, did and did not change, particularly with respect to law, liberty, and security. One of the most important lessons of the past decade may be that the rule of law, seemingly so vulnerable in the attacks’ aftermath, proved far more resilient than many would have predicted.
