Category
page 1Espionage in the United States
Franz von Papen
German general staff officer, politician, diplomat, nobleman and Chancellor of Germany (1879–1969)
Johann Heinrich von Bernstorff
German diplomat and politician (1862-1939)
Alexander Feklisov
Soviet spy (1914–2007)
Espionage Act of 1917
United States federal law
Alien Registration Act
United States federal statute
Wen Ho Lee
Taiwanese-American nuclear physicist
Operation Fox Hunt
Chinese government covert global operation
Russian espionage in the United States
espionage against the United States of America Committed by the Russian Federation

Franz von Rintelen
German spy (1878–1949)
Salt Typhoon
Chinese advanced persistent threat
Gaik Ovakimian
Soviet spy (1898-1967)
China Initiative
US effort to prosecute alleged Chinese spies
Chinese espionage in the United States
espionage against the United States of America committed by the People's Republic of China
Soviet espionage in the United States
aspect of history
mass surveillance in the United States
overview of mass surveillance in the United States of America