A World Undone

NEW YORK TIMES BESTSELLER • Drawing on exhaustive research, this intimate account details how World War I reduced Europe’s mightiest empires to rubble, killed twenty million people, and cracked the foundations of our modern world “Thundering, magnificent . . . [ A World Undone ] is a book of true greatness that prompts moments of sheer joy and pleasure. . . . It will earn generations of admirers.” —The Washington Times On a summer day in 1914, a nineteen-year-old Serbian nationalist gunned down