In this impressive work, Maochun Yu tells the dramatic story of the intelligence activities of the Office of Strategic Services (OSS) in China during World War II. Yu draws on recently released classified materials from the U.S. National Archives and on previously unopened Chinese documents to reveal the immense and complex challenges the agency and its director, General William Donovan, confronted in China. He presents a fascinating story of the intelligence activities of the Office of Strategic Services (OSS) in China during World War II. First, he examines President Roosevelt's decision to dispatch emissaries to England, China, and the war-torn Mediterranean area in 1941. Then he depicts how OSS/China director General William Donovan used Koreans as surrogates in China to build an intelligence empire and explores the intricate espionage among the Americans, the British, the Chinese Nationalists, and the Chinese and Soviet Communists. Finally, Yu probes deeply into the demise of the OSS and the creation of the CIA This book is the first research-based narrative and analysis of America's wartime intelligence and special operations activities in the CBI and China theaters during WWII. It presents a complex and compelling story of conflicting objectives and personalities, inter-service rivalries, and crowning achievements of America's military, intelligence and political endeavors, the significance of which goes far beyond WWII and China.