It’s not so simple when you have leaders in a country like Iran, stating that they want to ‘wipe Israel off the face of the Earth”, while actively seeking nuclear weapons. For the US to cut and run would send a signal for Iran and other countries to pile on. One way or another, they would get their nukes...
Why can't we let somebody try to solve some of the world's problems? Why can't we appoint say, Canada and Japan, and tell them that they can handle the continuing drama of Israel and Palestine? We can send them a note reminding them of Iran's bellicose baloney.