WWII ended in 1945. But in America, a secret war was brewing. Most people think of the postwar era as a time of peace. In reality, the number of organized hate groups in the U.S. more than doubled between 1940 and 1946. In his new book, USC Dornsife historian Steve Ross uncovers the incredible story of brave, civilian spies who risked their lives to infiltrate domestic Nazi and white supremacist groups —and bring them down from the inside out. 🕵️ More at our link in bio. #USCDornsife #USC #history