The collection is devoted to the history of the Russian Cossacks. It features research papers, reference books, popular historical essays of the XIX - early XX centuries, statutes and regulations, archive materials, maps, plans and drawings, modern official documents. They reveal the culture of the Cossacks, the history of the formation of the Cossack hosts and the Cossack service, including the history of the participation of the Cossacks in World War I, the 1917 Revolution and the Civil War in Russia. The revival of the traditions of the Cossacks in the Russian Federation is also highlighted.
The collection includes materials provided by libraries (the Russian State Library, the National Library of Russia, the State Public Historical Library, the Don State Public Library, the Scientific Library of the State Archives of the Russian Federation, the Omsk State Regional Scientific Library, the Volgograd Regional Universal Scientific Library), archives (the Russian State Historical Archives, the State Archives of the Russian Federation, the State Archives of Rostov Region, the State Archives of Tyumen Region), museums and scientific societies (the Military Historical Museum of Artillery, Engineers and Signal Corps of the Ministry of Defence of the Russian Federation, the Russian Geographical Society).
Today, the sections dedicated to the Don and Trans-Baikal Cossack hosts are available. Further, all Russian Cossack troops in the collection will be presented.