The collections contain extensive resources on communist states and communist parties, as well as materials compiled by anticommunist organizations and individuals. Among the most significant are microfilm copies of Soviet Communist Party records and a number of collections relating to Trotskyist organizations in the United States and other countries.

Bertram Wolfe Papers, Envelope AA, Hoover Institution Archives

Author of Strange Communists I Have Known


Archives of the Soviet Communist Party and Soviet State Microfilm

Copies of documents from three major Russian archives

Alexander Dallin Papers

US historian and political scientist

Rodolfo Echeverría Martínez Collection

Materials relating to Partido Comunista Mexicano

Sidney Hook Papers

US philosopher and author; founder, Congress for Cultural Freedom

Jay Lovestone Papers

General secretary, Communist Party USA, 1927–29, and Communist Party  (Opposition), 1929–40

Herbert Romerstein Collection

US government employee and anticommunist author

Socialist Workers Party Records

US socialist political party

George E. Sokolsky Papers

US journalist; director, American Jewish League against Communism, 1948–62

Boris I. Nicolaevsky Collection

Russian Menshevik; archivist and historian

Bertram David Wolfe Papers

US representative to Communist International, 1928–29; historian and author of works on communism

RFE/RL Broadcast Records

US radio broadcasting organization targeting the Soviet Bloc

See More:

Communism Archival Collections     Communism Library Materials
The Red Guard agitates against a leader of factory in Guangzhou City, ca. 1967. (Chinese Pictorial Collection, Envelope mJ, Hoover Institution Archives)

Communist Chinese Political Movement Collection Now Open

Monday, August 11, 2014

The Hoover Institution Library and Archives are pleased to announce the opening of the Communist Chinese Political Movement Collection

Miguel Aroche Parra papers, Box 55, Hoover Institution Archives

Mexican Communist Leader’s Papers Open to Public

Monday, February 24, 2014

The Hoover Institution Archives has acquired the papers of Miguel Aroche Parra, a Mexican railroad unionist, Communist Party leader, and poet.

Flag of the Russian Federation.

New communist political ephemera from the Russian Federation in the Hoover Archives

Monday, October 7, 2013

A February 2013 public opinion poll of citizens in the Russian Federation found that 36 percent of respondents considered the Soviet political system better than all others, a 7 percent rise over last year. Such data should make researchers want to analyze more closely the political development of the Russian Federation since 1991, in particular the continuing appeal of the Soviet form of government among a growing sector of the population.

Herbert Romerstein

Herbert Romerstein Collection Comes to the Hoover Archives

Thursday, January 31, 2013

The Hoover Institution has recently acquired Herbert Romerstein’s archives, the result of some sixty years of his research and collecting. When fully processed and registered, it will be Hoover’s largest collection on the subversive activities of communist action and communist front organizations in the United States and abroad, substantially complementing the holdings of two large Hoover collections with a similar focus: the US Subversive Activities Control Board records and the William T. Poole collection.

Early Chinese communist publications in the Shanxi-Chahar-Hebei Border Region in

Hoover Acquires Rare Historical Materials Relating to Early Chinese Communist Activities in North China

Wednesday, September 26, 2012

The Hoover Institution Library and Archives have recently acquired the personal papers of Sha Fei (1912–50), a well-known Chinese communist photographer in the 1930s and the 1940s. Born in Guangzhou, Guangdong Province, Sha joined the Nationalist Revolutionary Army under Chiang Kai-shek in 1925, working as a military radio operator in Southwest China. He then left the Kuomintang Army to become a professional photographer in the 1930s. In October 1937, Sha Fei joined the Chinese Communist Red Army and became a journalist, editor, and photographer in the communist-governed Shanxi-Chahar-Hebei Border Region in North China.


Comrades!: A History of World Communism, By Robert Service

Thursday, May 17, 2007

Leading historian Robert Service examines the history of communism throughout the world in Comrades! A History of World Communism (Harvard University Press) almost two decades after the collapse of communism in Eastern Europe and the USSR.

Press Releases

Hoover Institution Workshop Studies the Archives’ Holdings on the Soviet Union and Communist Party

Friday, August 17, 2007

Each summer during the past five years Hoover research fellow Paul Gregory has led the Hoover Soviet Archives Workshop at the Hoover Institution to study its unique archival holdings on the USSR and Communist party.

Press Releases
Frida Kahlo with Leon Trotsky

Sound Recordings in the Bertram Wolfe Papers Digitized by Hoover

Thursday, June 3, 2010

Speeches by Bertram Wolfe, and a lengthy oral history by his wife, Ella, have been digitized and are available for immediate access at the Hoover Archives.



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