PERSEREC developed an unclassified database of Americans involved in espionage against the United States since 1945, and in 1992 published a report on it entitl

Analyses of 150 cases of espionage against the United States by American citizens between 1947 and 2001. Provides detailed data on the demographic and employmen

Espionage Against the United States by American Citizens 1947-2001 Report

Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Pages: 28. Chapters: American pe

In a 1985 report, Keeping the Nation's Secrets, the Stilwell Commission expressed grave concern over the increase in espionage by Americans reported in the 1980