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Covert operation - Wikipedia
Understanding the CIA: How Covert (and Overt) Operations Were …
COVERT OPERATIONS ABROAD: AN OVERVIEW BY DAVID WISE
What the CIA Tells Congress (Or Doesn’t) about Covert Operations…
Covert Action | Oxford Research Encyclopedia of International …
Covert Operations and Strategy - Military Strategy Magazine
U.S. Covert Operations and Cold War Strategy: Truman, Secret ... - CIA
Covert Operations, Now More Than Ever - Hoover Institution