Celebrations of the 20<sup>th</sup> anniversary Russian Society of Historians-Archivists (ROIA)
In the article contains the information on celebrating of the 20th anniversary Russian society of Historians-archivists (ROIA). As organizers of action have acted the Russian society of Historians-Archivists, Federal archival agency and the Russian state humanitarian university. In connection with an anniversary Russian Society of Historians-Archivists in RGGU is spent the International scientifcally-practical conference "Archival documents in system of objective scientifc knowledge of history of Russia".