The author, a leading military specialist of the Polish Armed Forces, in the article free translated by the periodical editorial staff focused on some current and future problems and issues of the Poland security. Based on the analysis of events connected with international terrorism, development and status of regions, development of the military art and other issues he predicts potential threats to security at the beginning of the 21st century. He presents an interpretation of so-called “asymmetric warfare” and introduces some aspects and assessment of the NBC employment. The author reflects some specific problems of the conduct of combat and operation in the near future. At the conclusion, the article presents some issues of the Poland preparedness to face new threats, and terrorism can be considered as the most critical threat.