This article examines the scientific and educational life of the Department of USSR History in the Feudal Period (now the Department of Russian History up to the Beginning of the Nineteenth Century), one of the oldest departments at the Faculty of History of Lomonosov Moscow State University, from the 1960s through the 1980s. It is based on the department’s archive, which contains meeting minutes and other materials, which were systematized and studied by the department’s staff in preparation for the 90th anniversary of the Faculty of History. During these years, the department consisted of a large and active team of about 20 employees, delivering numerous courses, conducting active methodological work, regularly presenting scientific reports at meetings, and discussing dissertations of graduate students and PhD candidates. The department’s activities were marked by extensive collaboration with various scientific institutions, archives, and museums, as well as having wide international connections, including a significant number of foreign visiting scholars from socialist countries, Western Europe and America. As one of the key graduating departments of the faculty, the Department of Feudalism paid great attention to working with undergraduate and graduate students. Many prominent modern scholars, now working in leading scientific institutions, emerged from its ranks. Professors of the department during these years — M.T. Belyavskiy, N.B. Golikova, A.D. Gorskiy, L.V. Milov, G.A. Novitskiy, and A.M. Sakharov — created large scientific schools, which continue to play an essential role in the development of historical science today. The article also characterizes the department’s eff orts to optimize the educational process and addresses how personnel issues were resolved. It highlights that the department led a vibrant, dynamic, and full-blooded life, with its meetings marked by a democratic and constructive atmosphere. The creative educational and scientific activity fostered professional growth and integration of young teachers and graduate students into university environment.