All lingering 19th-century notions of the romance of battle were replaced by the terrible reality of 20th-century mechanized warfare. At Verdun, the French lost 300,000 men; at the Somme, the English lost one million. Against this setting, America reluctantly sent its boys to fight. The wrenching and heroic accounts of U.S. soldiers and nurses who served in the closing battles of the bloodiest war of the century.