Abstract. On April 21st, 2010, the session of the Academic Council of the Institute of World Economy and International Relations, Russian Academy of Sciences, took place, where the keynote report "Towards New Architecture of European Security" was presented by N.K. Arbatova, Dr. Sci. (Political Science), Head of Department for European Political Studies at IMEMO. The session was run by N.I. Ivanova, Corresponding Member of RAS, Deputy Director of IMEMO. The IMEMO employees – A.G. Arbatov, Corresponding Member of RAS, V.G. Baranovskii, Corresponding Member of RAS, K.V. Voronov, Cand. Sci. (History), V.K.Zaitsev, Dr. Sci. (Economics), N.I. Kalinina, Dr. Sci. (Medicine), S.P. Peregudov, Dr. Sci. (History), À.À. Pikaev, Cand. Sci. (Political Science), as well as PIR Center employees – K.V. Smertina, V.A. Yaroshenko – participated in discussion of the report. The keynote report and the discussion succeded are introduced for readers' consideration.