Unsurprisingly, the French Revolution didn\u2019t happen particularly spontaneously. Years of financial mismanagement, poor crops, massive unemployment, and a swelling population in Paris itself all contributed to a growing dissatisfaction with King Louis XVI and the monarchy in general. The King\u2019s cause wasn\u2019t helped at all by a lingering suspicion that his wife, Queen Marie Antoinette, was a profligate spender and an Austrian spy, but Marie Antoinette\u2019s reputation took a calamitous hit in 1785, when an ambitious con artist named Jeanne de la Motte hatched a plan to acquire one of the most expensive jewelry pieces ever crafted.\nPlaying on the vanity and avarice of one of her lovers, Cardinal Louis de Rohan, Jeanne and her crew succeeded in boosting a piece worth $2 million \u2013 and forever ended any goodwill the French public had toward their Queen.\nLearn more about your ad choices. Visit megaphone.fm/adchoices