Tensions during the 1945 Yalta Conference threatened to tear apart the wartime alliance among Franklin Roosevelt, Winston Churchill, and Joseph Stalin just as victory was close at hand. On the Allied side, three young women were chosen by their fathers to travel with them to Yalta: Sarah Churchill, a RAF officer; Anna Roosevelt, keeper of her father's most damaging secrets; and championship skier Kathleen Harriman. As Catherine Grace Katz reveals in this "skillfully written and meticulously researched" history (Wall Street Journal), each was bound by fierce family loyalty, political savvy, and romances that powerfully colored these crucial days.