The paper discusses relations between political mobilization, security and political relations. Security is understood as a social phenomenon, clearly explained by Clausewitz in his book On War. According to Clausewitz, political relations are of key significance for understanding the phenomenon of security. This thesis is not challenged, however, it is necessary to explain why political relations are necessary. The paper consists of four parties. The first part explores security and its evolution from a historical perspective. The second part analyses relations between a war and political mobilization. In our opinion, war is something more than simple continuation of politics by other means. Part three discusses the personal security, whi...