Hungarian Uprising of 1956 was a nationwide revolt against the government of the Hungarian People's Republic and its Soviet-imposed policies, lasting from 23 October until 10 November 1956
Here are some key resources to find out more about this period in history
1956 Hungarian Revolution Collection maintained by the Woodrow Wilson International Center for Scholars, Cold War International History Project,is a fabulous site with many full text declassified documents. Many come from Russian and Bulgarian archives.
National Security Archive George Washington University.
has a briefing book with declassified documents from the USA government - showing the response of Eisenhower.
I956 institute Hungary - has catalogues of books, photographs and articles
OSA Digital Archive Videos of the 1956 Hungarian Revolution.The 1956 film collection contains archival footage of and relating to the 1956 revolution in Hungary.The 69 titles include Hungarian newsreels from 1957-1970, propaganda films from the 1960s, fiction films from the 1960s to1980s, that represent the 1956 revolution as counter-revolution.
Universal Pictures and Warner Pathé newsreels regarding the revolution