The Vietnam War

https://www.historynet.com/nuclear-weapons-vietnam/

In 1972 Howard Hughes launched a ship to mine the ocean floor. In reality this was a cover story for a secret CIA operation named Project Azorian to steal a Soviet submarine. How did this happen, and were they successful?

The Cambridge 5 controversy is likely the most visible and catastrophic intelligence debacle that the United Kingdom has ever experienced. From the conclusion of WWII until the early phases of the Cold War, this group of five Cambridge University graduates, recruited while students and traitors to their nation, passed on important intelligence to the Soviet Union.

https://www.historynet.com/no-1-gun-an-m60-machine-gunner-in-vietnam-tells-his-story.htm

#VietnamWar A Controversial Question: Did the CIA Lead an Assassination Program in Vietnam? A CIA-inspired plan to round up Viet Cong leaders, known as the Phoenix Program, was one of the most misunderstood aspects of the war https://www.historynet.com/vietnam-cia-assassination.htm