What did the declassified documents reveal?

This is a declassified Central Intelligence Agency record titled “Post‑Mortem on NIE 13‑3‑65, Communist China’s Military Establishment,” dated March ten, nineteen sixty‑five. It is notable because it documents the United States Intelligence Board’s assessment of the gaps in American knowledge of Chinese military capabilities during the mid‑1960s. The document was released to the public through The Black Vault archive. The electronic copy was uploaded to the Internet archive and made available without a specific Freedom of Information Act case number. The declassification authority is the Central Intelligence Agency, which authorized the public dissemination of the material as part of its routine declassification program. From: Department of State Subject: Post‑Mortem on NIE 13‑3‑65, “Communist China’s Military Establishment,” dated March ten, nineteen sixty‑five The United States Intelligence Board in its post‑mortem on the subject estimate stated that its preparation demonstrated the lack of information on many important matters concerning Chinese Communist military developments. Findings 1. Preparation of this estimate clearly demonstrated the lack of information on many important matters concerning the nature, scope, and prospects of Chinese Communist military developments. The Critical Collection Problems Committee reported to the United States Intelligence Board in September nineteen sixty‑four that the intelligence effort against Communist China has not kept pace with the increasing importance of the target. The difficulties and uncertainties encountered in working on this estimate confirm this judgment. There are clear indications that the Chinese Communists are making energetic efforts to improve their military establishment. Hence, the requirement for better intelligence on Communist China will become even more critical in the years ahead. 2. The Chinese are producing or developing a number of modern weapons—including nuclear weapons, surface‑to‑surface and surface‑to‑air missiles, jet fighter aircraft, and submarines—but our information is not good enough to permit confident judgments as to the nature and pace of these programs. We lack the information required to make an adequate assessment of the strategic and tactical concepts behind these programs. We were unable to see with much clarity the order of priority among the various programs or what mixture of forces the Chinese envisage. In addition, we lack information on the extent of Soviet military assistance to Communist China, especially since nineteen sixty. 3. We were able to make only the most tentative estimate of the availability of fissionable material and the number of nuclear weapons the Chinese might be able to stockpile. We have only sketchy and inadequate evidence concerning missile developments. 4. Communist China’s military power still derives primarily from its large ground forces, and our knowledge of the Chinese Communist Army is inadequate. We need more…

Why was this case declassified?

This material entered the public record through the U.S. declassification and Freedom of Information Act (FOIA) process. The originating source document is linked on this page so the citation chain is auditable.

CIA Post‑mortem On Nie 13‑3‑65, Communist China

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This is a declassified Central Intelligence Agency record titled “Post‑Mortem on NIE 13‑3‑65, Communist China’s Military Establishment,” dated March ten, nineteen sixty‑five. It is notable because it documents the United States Intelligence Board’s assessment of the gaps in American knowledge of Chinese military capabilities during the mid‑1960s.

Date: AUG 20 · 2026
Release: Declassified · U.S. public record (FOIA)
Source document: View the primary source document

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What was CIA Post‑mortem On Nie 13‑3‑65, Communist China about?: This is a declassified Central Intelligence Agency record titled “Post‑Mortem on NIE 13‑3‑65, Communist China’s Military Establishment,” dated March ten, nineteen sixty‑five. It is notable because it documents the United States Intelligence Board’s assessment of the gaps in American knowledge of Chinese military capabilities during the mid‑1960s.
Why was this case declassified?: This material entered the public record through the U.S. declassification and Freedom of Information Act (FOIA) process. Storyflo narrates it directly from the public release.

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CIA Post‑mortem On Nie 13‑3‑65, Communist China

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