A three-volume collection of documents from the most tragic period in the history of our city was presented during an online presentation on January 27, 2022, at 12.00. The main role in compiling the collection of documents “The Blockade in the decisions of the leading party bodies of Leningrad. 1941-1944″ played the staff of the laboratory “History of the siege of Leningrad” of the Institute D.Sc. in History G.L.Sobolev, D.Sc. in History M.V. Khodyakov, Cand. Sc. in History K.A. Boldovsky (the head of the Laboratory).