1917 – Born in Boise, Idaho on the 9th of December.
1941 – He completed his undergraduate education at Yale University, after launching a poetry review, Furioso, with his roommate.
1943 – He went on to attend Harvard Law School before joining the United States Army and was recruited into the OSS later that year.
1951 – Angleton was responsible for cooperation with Israel’s Mossad and Shin Bet agencies, a relationship he managed closely for virtually the remainder of his career.
1956 – One of Angleton’s biggest coups under Dulles was obtaining a transcript of Nikita Khrushchev’s speech to the Soviet Party Congress denouncing Josef Stalin,
1964 – Yuri Nosenko, a KGB officer working out of Geneva, Switzerland, insisted that he needed to defect to the USA, as his role as a double-agent had been discovered, prompting his recall to Moscow.
1958-1959 – Angleton became increasingly convinced that the CIA was thoroughly compromised by the KGB, and Golitsyn convinced him that the KGB had been reorganized to consist mostly of a shell of pawns, who were the people the CIA and FBI were recruiting at the time, directed by a small cabal of agents who managed those pawns to manipulate their Western counterparts.
1960 – Angleton privately accused various foreign leaders of being Soviet spies. He twice informed the Royal Canadian Mounted Police that he believed Prime Minister Lester Pearson and his successor Pierre Trudeau were agents of the Soviet Union.
1968 – The senior leadership of the CIA came to this conclusion after a hearing, and Angleton was thereafter unable to directly draw upon Golitsyn.
1975 – Angleton was awarded the Distinguished Intelligence Medal, the CIA’s second highest honor.
1987 – Died on the 12th of May.