Free-floating hate
The U.S.A. is a fractious country. There are always various political and social factions in the nation that pull and push against each other and engage in hyperbole and sometimes outright lies when describing their opponents. Only once in our history has all this hatred actually boiled over into a shooting war, although there have been some other skirmishes that have come close, and periodically some militia movement somewhere in the country will decide that it is ready to begin the next war against the federal government. The phrase "delusions of grandeur" springs to mind. For the most part, all of this heat is contained. The First Amendment is a powerful escape valve. People who are able to congregate and freely speak out about whatever is bothering them - even if it is complete twaddle - have more difficulty building up steam for actual violent action. Their steam escapes through the mechanism provided by the Founders of our country. Those old guys really were pr...