Sources and Methods

Sources and Methods presents fresh archival evidence and new insights into contemporary international history.

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Toward the Question of the Detection of the Activities of Chinese Intelligence Services Using the Legal Cover on the Territory of the USSR

The Soviet-Chinese Spy Wars in the 1970s: What KGB Counterintelligence Knew, Part I

By Filip Kovacevic on April 15, 2021

The USS Pueblo docked on the Taedong River in Pyongyang.

Modern Korean History

A Reckless Act: The 1968 Pueblo Crisis and North Korea’s Relations with the Third World

By Benjamin R. Young on April 14, 2021

Photograph of the Soviet cosmonaut Yuri Gagarin at a press conference during his visit to Finland.

Declassified Sources on Gagarin

By Asif Siddiqi on April 12, 2021

Members of the Programme for Promoting Nuclear Nonproliferation (PPNN) at the A-Bomb Dome, Hiroshima Peace Memorial Park, Japan, 1992.

Nuclear History

The Ben Sanders Collection

By Michal Onderco on April 5, 2021

Gendering Nuclear Disarmament

Nuclear History

Gendering Nuclear Disarmament

By Emma Rosengren on March 31, 2021

State Council Gazette

Inside the Chinese Bureaucracy: Reading the State Council’s Gazette

By Shelley Zhou on March 29, 2021

The 1975 Review Conference of the Parties to the Treaty on the Non-Proliferation of Nuclear Weapons in Geneva

Nuclear History

Japan and the Creation of the NPT Regime

By Yu Takeda on March 17, 2021

Ichiro Suetsugu, Secretary General, Council on National Security Problems, 'Results of Nakasone-Gorbachev Meeting and Future Issues: Putting the Northern Territories Issue at the Center'

Japan, the Soviet Union, and a Japanese Patriot’s Campaign for the Return of the Northern Territories

By Stephen Mercado on March 11, 2021

Israel's Arrow Missile

Nuclear History

The Gulf War's Impact on Israel's Arrow Missile

By Or Rabinowitz on February 25, 2021

George F. Kennan, 1947

"My Voice Now Carried": George F. Kennan's Long Telegram

By Frank Costigliola on February 19, 2021

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