Edith Wharton immortalized them in her novel The Buccaneers, the American heiresses whose vast fortunes bought them marriages to impoverished British aristocrats and the titles and prestige that came along with them. Now meet the real-life "buccaneers" in this fascinating social history about the women who brought American confidence, wealth, and glamour—and, in the case of Jennie Jerome Churchill, one world-changing prime minister—to the UK.