Just before John Brennan ended his term as director of the CIA in 2017, his agency issued a new set of guidelines under Executive Order (EO) 12333, the general charter that governs the intelligence community. Entitled “Central Intelligence Agency Intelligence Activities: Procedures Approved by the Attorney General Pursuant to Executive Order 12333,” the guidelines received little attention.
Newly Disclosed Documents on the Five Eyes Alliance and What They Tell Us about Intelligence-Sharing Agreements
The United States is party to a number of international intelligence sharing arrangements—one of the most prominent being the so-called “Five Eyes” alliance. Born from spying arrangements forged during World War II, the Five Eyes alliance facilitates the sharing of signals intelligence among the U.S., the U.K., Australia, Canada and New Zealand. The Five Eyes countries agree to exchange by default all signals intelligence they gather, as well as methods and techniques related to signals intelligence operations.