Unreleased NSA Intercepts of North Vietnamese Communications (August 4-5, 1964)

REGISTER

• → SUPPORTS Gulf of Tonkin Incident 1964: NSA Study Debunks Second Attack Claim [file] — This dossier directly investigates the existence of intelligence related to the contested second attack of August 4, 1964, which that dossier discusses.
• → SHARES-EVENT Gulf of Tonkin Second Attack: Official Acknowledgment of Misattribution by DOD/CIA Officials [file] — Both dossiers deal with the official acknowledgment of misattribution regarding the Gulf of Tonkin incident, particularly the second alleged attack.
• → SUPPORTS Gulf of Tonkin Incident: NSA Declassified Intercepts and the August 4, 1964 Second Attack [file] — This dossier directly asks about the potential existence of *unreleased* NSA intercepts, building upon the known declassified intercepts discussed in the target dossier.
• → PRECEDES Tonkin Gulf Resolution 1964: Congressional Speed, Political Pressure, and Contemporaneous Doubt [file] — The intercepts in question (August 4-5, 1964) precede the passage of the Tonkin Gulf Resolution (August 7, 1964) and directly relate to the information Congress had at the time.