Between the October Revolution of 1917 and World War II the Lobachevsky Prize was awarded only twice, by the Kazan State University, in 1927 and 1937.
[2] Another decree of the Council of Ministers of the USSR, in 1956, specified that there be only one, international, Lobachevsky Prize, to be awarded every three years.
As of January 2010, the Lobachevsky Prize is listed among its awards at the Russian Academy of Sciences website.
A June 1991 decree of the Cabinet of Ministers of the USSR established the Lobachevsky Medal, for outstanding contributions to geometry, to be awarded by the Kazan State University.
[2] The Kazan State University website for the Lobachevsky Medal contains a list of recipients of the Lobachesky Prize from 1897 to 1989, which excludes the 1992, 1996 and 2000 Russian Academy of Sciences awards.