If the Boston Massacre were to take place today, someone would no doubt capture the event on a cell-phone camera and upload the images online within minutes. Lacking such tools, the silversmith Paul Revere took the established technology of 1770—copper engraving—and in a few weeks churned out prints depicting the attack. They sold briskly, fueled Yankee rebellion, and established a link between cartooning and American politics before the country had been... More >>>