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South America

Brazil

Cuba's National Capitol Building, January 2010.

Central America and Caribbean

Cuba

Executive Committee of the National Security Committee during the Cuban Missile Crisis.

Cuban Missile Crisis

Brazilian Nuclear History

Aerial view of National Mall

North America

United States

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South America

Argentina

Origins of Brazil-Argentina Nuclear Cooperation

Soviet soldier taking a photograph of another soldier in Red Square, Moscow, 1959

Eastern Europe

Soviet Union

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Bastian Pinto, Luiz Leivas

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Portrait of Mao Zedong on Tiananmen Gate in Beijing, China, 1972.

East Asia

China

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Brazil. Embassy (Cuba)

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Fidel Castro, 1959.

Castro, Fidel

1926- 2016

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Goulart, João

1918- 1976

Nuclear Proliferation

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Roa, Raúl

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Campos, Roberto de Oliveira

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Cuban Foreign Relations

Indian Nuclear History

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May 16, 1968	Telegram from the Consul of the US in Sao Paulo to the Department of State, 'Brazilian Centrifuge Program' Information about the classified Brazilian centrifuge program.
March 23, 1968	Airgram from the Embassy of the US in Rio De Janeiro to the Department of State, 'Assessment of Brazilian Nuclear Device Capability' The US Embassy in Rio De Janeiro sends airgram to the Department of State with a technical and political assessment of Brazil's nuclear capacity.
March 28, 1964	Airgram from the Embassy of the US in Rio De Janeiro to the Department of State, 'Non-Peaceful Uses of Atomic Energy by Brazil' The US Embassy in Rio De Janeiro sends airgram to the Department of State regarding military pressure in Brazil to produce fissionable material for nonpeaceful purposes.
March 17, 1967	Research Memorandum RAR-8 from George C. Denney, Jr., to the Secretary, 'The Latin American Nuclear Free Zone: Pluses and Minuses' The treaty creating the Latin American Nuclear Free Zone (LANFZ) was signed at Tlatelolco, Mexico, on 14 February 1967. Taking a close look at key provisions, INR found that the entry into force provisions included loopholes which “unenthusiastic” states could use so the treaty did not cover their territory.
June 4, 1957	Department of State Office of Intelligence Research, 'OIR Contribution to NIE 100-6-57: Nuclear Weapons Production by Fourth Countries – Likelihood and Consequences' This lengthy report was State Department Bureau of Intelligence and Research's contribution to the first National Intelligence Estimate on the nuclear proliferation, NIE 100-6-57. Written at a time when the United States, the Soviet Union, and the United Kingdom were the only nuclear weapons states, the “Fourth Country” problem referred to the probability that some unspecified country, whether France or China, was likely to be the next nuclear weapons state. Enclosed with letter from Helmut Sonnenfeldt, Division of Research for USSR and Western Europe, to Roger Mateson, 4 June 1957, Secret
November 7, 1967	25th Meeting of Non-Aligned Group with Discussion on Peaceful Nuclear Explosions Mexican and Brazilian representatives disagree on if peaceful nuclear explosions (PNEs) are allowed by the Latin American treaty.
June 13, 1967	Telegram from Ambassador Trivedi, 'Non-Aligned Meeting' Different points of Mexico and Brazil on the denuclearization treaty of Latin America
October 6, 1967	Telegram from the Indian Ambassador to Brazil, 'Nuclear Cooperation Between India and Brazil' Brazil has entered cooperative agreements with many countries and is would like to work with India as well.
May 11, 1967	Telegram from the Indian Embassy of Brazil, 'Statement Made on 9th May 1967 by the Minister of Foreign Relations of Brazil' On May 9, Brazil signed the Treaty of Tlatelolco to ban nuclear weapons in Latin America.
August 31, 1966	Telegram from the Indian Embassy in Mexico City The Latin American Denuclearization Commission has been post-poned.