CONCLUSION The national security strategy is an expression of the compliance of the relevant political factors, government institutions, civil society organizations and citizens in determining the general approach and ways of achieving protection of national interests, in accordance with the actual and estimated challenges, risks and threats to security of the Republic of Serbia. The strategy is based on modern theoretical knowledge in the field of security, national experience and security needs of the society, as well as the experiences of other countries in creating their systems of national security and resolving the risks and threats to security. The National Security Strategy is a document in which the key strategic goals in strengthening national security are transparently put to the international and domestic public and the commitment of the Republic of Serbia to actively contribute to building and improving regional and global security is expressed. Contemporary social movements are marked by dynamic changes in international relations, which suggest that, in addition to the existing ones, new security challenges, risks and threats will also appear, which are to be timely and adequately responded. Therefore, the national security strategy should be promptly adjusted to the conditions in which it is implemented, for the protection of national interests. Implementation of the items contained in the Strategy requires coordinated involvement of all the state bodies and other entities dealing with the security matters. In this way, full and integrated operation of the national security system of the Republic of Serbia is achieved. The National Security Strategy of the Republic of Serbia is a basic document in which the basis for the organization and achievement of the security functions of the state, through activities at all levels of social organization, are provided. It represents a starting point for the development of the Strategy of Foreign Policy, the Economic Development Strategy, the Defense Strategy, the 37