The following is a guest blog post by Zach Fredman, author of The Tormented Alliance: American Servicemen and the Occupation of China, 1941–1949, available now wherever books and e-books are sold. I spent more than year in Asia researching The Tormented Alliance as a PhD student. My search for sources took me to municipal and provincial archives from all areas of China where U.S. forces deployed during the 1940s, including Yunnan, Sichuan, Shanghai, Tianjin, and Beijing. I also consulted foreign ministry, military, and presidential records at archives in Nanjing and Taipei. When battlefield diaries pointed beyond the...