Whether they know it or not, some of the demonstrators decrying a variety of society's ills are sporting the stylized masks loosely modeled on 17th-century terrorist Guy Fawkes. The Catholic insurrectionist was executed four centuries ago for trying to blow up the British Parliament. (Associated Press)

Whether they know it or not, some of the demonstrators decrying a variety of society's ills are sporting the stylized masks loosely modeled on 17th-century terrorist Guy Fawkes. The Catholic insurrectionist was executed four centuries ago for trying to blow up the British Parliament. (Associated Press)