On March 11^th, the Diplomatic School hosted Mr Nikolay Bordyuzha, Secretary-General of the Collective Security Treaty Organization (CSTO). An introductory lecture, dedicated to the CSTO main policy directions and activities, current challenges to regional and global security and the role of the CSTO in addressing these issues, was followed by Q&A session on regional conflicts, migration issue, terrorism and other threats to regional and global security.