Why are Americans no longer eager to push patriotism to advance national unity at a time when unity is most needed?
After 9/11, American politicals, including politicians and media, all called for national unity with the rallying cry of patriotism. This was well understood outside of US. Indeed, other nations sympathized and even supported such call for unity with US.
This happened also with WWII after Pearl Harbor. Mass tragedies brings collective sharing of common pain, which allows people to overlook the…