The legend of King Canute describes how an early Anglo-Saxon King showed his subjects the limits of royal power. Canute set his throne by the sea and commanded the rising tide to turn back. When the sea rose as usual and soaked Canute, he told his courtiers: “Now let all men know how empty is the power of kings.”British Prime Minister Theresa May, whose motto is “Brexit means Brexit,” seems to believe that Canute’s message was about democracy, not astronomy: he should have held a referendum. Though May opposed the United Kingdom’s withdrawal from the European Union, she now has a new mantra: “We will make Brexit a ... (full story)