Every schoolchild knows the bare bones of the Pilgrims’ first Thanksgiving story. Inexperienced settlers who came to the New World for religious freedom would have starved during their first year in Plymouth, if not succored by Indians who taught them how to raise corn adapted to New England’s climate. The Pilgrims feasted to celebrate their successful harvest, and invited their Indian saviors. That, in a very small nutshell, is what happened. Here’s the rest of the story: The 1620 settlers were a mixed bag. Many were Calvinist Separatists who took refuge in Holland in 1608 to escape persecution by the Catholic-leaning King James. A decade later, the Dutch were growing weary of cultural differences with the Saints, as the English Separatists called themselves. The feeling was mutual. The Dutch loved celebrating the Sabbath with a pot of beer, the Saints’ children were speaking Dutch, and falling into ‘extravagante & dangerous courses, getting ye raines of[f] their neks, & departing from their parents.’ In 1617 the Saints decided that if they were to remain pure, they had to leave Holland. They sent agents to London to search out a place to settle in the New World. The original choice was…