Collections contain selected sets of historical documents related to a specific topic, region, or event.
After 1960, the division between China and the Soviet Union developed into an open split, fracturing the unity of the communist bloc.
The “Ambassadorial Talks" were a special mechanism for communications between the US and China from 1955-1970.
The Sino-Vietnamese War was a brief but significant border war fought between two former socialist allies from February through March 1979.
Documents on the history of South African nuclear development.
Culled from the papers of South Korean president Syngman Rhee, this collection documents South Korea's diplomacy in Asia in the mid- to late-1950s.
The South Korean nuclear program was one of Park Chung Hee's most controversial decisions, threatening the alliance with the United States.
Documents on the international relations and foreign policy of the Soviet Union.
In December 1979, the Soviet Union invaded Afghanistan in response to a revolt against the Soviet-backed government.
The Prague Spring represented a moment of liberalism and democratization in Czechoslovakia. It ended with the Soviet invasion in August 1968.
Documents on the history of Soviet nuclear development.
The Soviet Union joined the International Olympic Committee only in 1951, but went on to dominate the games along with its rival, the United States.
The Soviet Union was one of North Korea's most important allies through the end of the Cold War, but relations were not always cordial.
Documents on the 20th-century competition for supremacy in spaceflight capacity between the United States and the Soviet Union.
Leader of the Soviet Union from 1922 until his death in 1953, this collection contain Stalin's own writings, conversations, and legacy.
A glimpse into the papers Sygnman Rhee, President of the Republic of Korea from 1948 through 1960.
The Taiwan Strait Crises of 1954-1955 and 1958 were short, but climactic military confrontations.
Documents on Taiwan's efforts to engage non-communist states in Southeast Asia in the 1970s and 1980s.
A series of military clashes taking place along the DMZ after 1967 threatened to engulf the Korean Peninsula in a new war.