Diary of A. A. Polovtsov, 1893–1909. is a unique historical source on the history of the Russian Empire of the late 19th - early 20th centuries. A participant or witness to many important events in the political life of the state, the diary author, as a rule, left detailed notes on their fresh traces. On the pages of his diary, he described representatives of the highest bureaucracy, members of the Imperial family, and usually conveyed in detail the content of conversations with them. Polovtsov often spoke about meetings of the State Council, recorded in detail and with his characteristic sarcasm St. Petersburg gossip and rumors. The full diary of this period is published for the first time. The publication, equipped with an introductory article, comments and indexes, is addressed to specialist historians, as well as a wide range of readers interested in Russian history. history.