On the bicentenary of N. I. Lobachevskii. Lessons and results

In the paper there is described in details the preparation to N. I. Lobachevskii's bicentenary and the events connected with the celebration, among them International Conference “Lobachevskii and Modern Geometry” and the ceremony of rewarding Lobachevskii medal. The paper contains a list of articles, magazine publications, and films devoted to this theme.