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  1. The first Chinese test had a yield of 22 kilotons. On 16 October 1964, the People’s Republic of China conducted its first nuclear test, making it the fifth nuclear-armed state after the United States, the Soviet Union, Britain and France. China had initiated its nuclear weapons programme in the mid-1950s, after the Korean war.

  2. en.wikipedia.org › wiki › 596_(nuclear_test)Project 596 - Wikipedia

    Project 596. Project 596, ( Miss Qiu ( Chinese: 邱小姐, Qiū Xiǎojiě) as code word, Chic-1 by the US intelligence agencies) was the first nuclear weapons test conducted by the People's Republic of China, detonated on 16 October 1964, at the Lop Nur test site. It was a uranium-235 implosion fission device made from weapons-grade uranium ( U ...

    • I. Early Assessments, 1960-62
    • II. Estimates and Their Implications 1962-1963
    • III. 1964: A Test Looms
    • IV. The Test and Its Aftermath

    Documents 1A-C: The Intelligence Picture, 1960 A: Central Intelligence Agency, Article on "Chinese Communist Nuclear Weapons Program," Scientific Intelligence Digest, January 25, 1960, Secret, excised copy B: Central Intelligence Agency, Article on "The Chinese Communist AE [Atomic Energy Program]," Scientific Intelligence Digest, May 31, 1960, Secret, excised copy C: Charles C. Flowerree, Bureau of Intelligence and Research, Department of State, to John A. Armitage, "W arsaw Report on Chicom Nuclear Weapons Activities," Secret Sources: Documents A and B: FOIA Releases; Document C: National Archives, Record Group 59, Department of State Records [hereinafter RG 59, Bureau of European Affairs, Office of Soviet Union Affairs Subject Files, 1957-1963, box 2, 1.3.4 Communist China The U.S. intelligence establishment closely monitored Beijing's nuclear progress, although much remained unknown, including the scope of assistance that the Soviet Union had provided.While the Chinese had three...

    Document 5A-B: The SNIE That Never Was A: [ Name Excised] Deputy Assistant Director of National Estimates, Central Intelligence Agency, to Allan Evans (INR) et al., "SNIE 13-6-62: Implications of Communist China's Acquisition of a Nuclear Weapons Capability," October 9, 1962, Secret, Excised copy B: Acting Deputy Assistant Director National Estimates, Central Intelligence Agency, to U.S. Intelligence Board, Special National Intelligence Estimate 13-6-62 Central Intelligence Agency, "Communist China's Nuclear Weapons Program," December 14, 1962, Top Secret, Draft, excised copy, under appeal Sources:A: FOIA release; B: RG 59, Records of the Policy Planning Staff for 1962, box 232, China By late 1962, the intelligence community had published several estimates of China's nuclear weapons potential. A National Intelligence Estimate completed earlier in the year suggested that Beijing could test a plutonium device by early 1963, but found it "unlikely that the Chinese will meet such a sche...

    Document 16: Walt Rostow, Policy Planning Staff, U.S. Department of State, to McGeorge Bundy, "The Bases for Direct Action Against Chinese Communist Nuclear Facilities," April 22, 1964, enclosing report with same title, April 14, 1964, Top Secret Source: LBJ Library, National Security File, Countries, box 237, China Memos Vol. I 12/63-9/64 [2 of 2] This April 1964 report prepared by Robert Johnson may have had the effect of nipping in the bud, or at least forestalling, further serious consideration of unilateral U.S. or joint U.S.-Taiwanese preventive action, although interest in working with the Soviets would persist. The assumptions that underlay Johnson's earlier study of a Chinese nuclear program informed this evaluation of preventive action, which was closely coordinated with officials at the CIA and the Pentagon. According to Johnson, "the significance of [a Chinese nuclear] capability is not such as to justify the undertaking of actions which would involve great political cos...

    Document 23: State Department Policy Planning Staff, "Implications of a Chinese Communist Nuclear Detonation and Nuclear Capability," October 16, 1964, Secret, with "Statement by the President on Chinese Communist Detonation of Nuclear Devices" attached Source: RG 59, Policy Planning Council Records, 1963-1964, box 250, China Written when word of the test reached Washington, this paper summed up the then prevailing State Department view that an initial Chinese nuclear capability would not change the "real relations of military power in East Asia." Further, "the great asymmetry in ChiCom and US nuclear capabilities and vulnerabilities makes Chicom first use of nuclear weapons highly unlikely against Asian nations." A statement issued by President Johnson the same day was calm and included the assurances that State Department officials believed were necessary to prevent overreactions in East Asia and elsewhere. Document 24: Lindsay Grant memorandum to Assistant Secretary of State for...

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    First nuclear test: July 16, 1945 Most recent nuclear test: Sept. 23, 1992 Total tests: 1,030 (815 underground) The United States has conducted more tests than the rest of the world, and was the first and only country to use a nuclear weapon in wartime. The U.S. has signed the Comprehensive Test Ban Treaty, but it has not yet been ratified by the Senate.

    First nuclear test: Aug. 29, 1949 Most recent nuclear test: Oct. 24, 1990 Total tests: 715 (496 underground) Russia was the second nation in the world to conduct nuclear tests.

    First nuclear test: Oct. 3, 1952 Most recent nuclear test: Nov. 26, 1991 Total tests: 45 (24 underground) Britain tested its first nuclear weapon on Monte Bello Islands, Australia. Atmospheric tests were carried out there until 1956. Britain has ratified the Comprehensive Test Ban Treaty.

    First nuclear test: Feb. 13, 1960 Most recent nuclear test: Jan. 27, 1996 Total tests: 210 (160 underground) France conducted six controversial tests as recently as 1995-1996.

    First nuclear test: Oct. 16, 1964 Most recent nuclear test: July 29, 1996 Total tests: 43 (22 underground) China is widely thought to be helping Pakistan with its nuclear efforts.

    First nuclear test: May 18, 1974 Most recent nuclear test: May 13, 1998 Total tests: 7 In 1966, India declared it could produce nuclear weapons within 18 months. Eight years later, India tested a device of up to 15 kilotons and called the test a "peaceful nuclear explosion." In May 1998, India stunned the world when it conducted six underground nuclear tests in Pokharan, Rajasthan, and declared itself a nuclear state.

    First nuclear test: May 28, 1998 Most recent nuclear test: May 30, 1998 Total tests: 6 In 1972, following its third war with India, Pakistan secretly decided to start a nuclear weapons program to match India's developing capability. Pakistan responded to India's nuclear tests in 1998 by announcing it exploded six underground devices in the Chagai region (close to its border with Iran).

    First nuclear test: Oct. 9, 2006 Most recent nuclear test: Sept. 3, 2017. Total tests: 3 On October 9, 2006 North Korea announced they had conducted a nuclear test. It is assumed this test was actually a fizzle. A second test was conducted on May 25, 2009. This test appeared to be successful. A third test was conducted on February 12, 2013.

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  4. Jul 12, 2021 · The United States conducted the first above-ground nuclear weapon test in southeastern New Mexico on July 16, 1945. Between 1945 and 1963, hundreds of above-ground blasts took place around the world. Over time the number and size (or yield) of these blasts increased, especially in the late 1950s and early 1960s.

  5. May 04, 2019 · China’s top party leaders formulated China’s nuclear policy. On October 11, 1964, Zhou Enlai began to draft the statement that would be issued with China’s first test. To discuss the content of the statement, he gathered officials from the MFA, CSC, and GSD. On October 13, Zhou supervised the drafting of the statement.