Transforming NATO alliance and new defense strategies

This thesis analyzes the factors and conduct of the transformation of NATO and its new strategies for the future. With the disintegration of the Warsaw pact,for some experts NATO lost its reason and purpose of existence. But NATO began to search for a new mission and identity in the changing international environment. The new forms of threats such as terrorism, and the spread of nuclear weapons, are adopted by NATO as the new missions of struggle in the modified international environment. The implications of politics of the US, the EU, Russia, China and other regional powers on global security will be analyzed with related to NATO. The new threat perception will be investigated as the main driver of NATO transformation. The way transformation carried out will be analyzed in political and military areas. New NATO strategy for coming decades will be explained. As a theorotical framework Liberal and Realist views will be the main area of discussion. The method used in this thesis is a textual analysis of primary and secondary sources.The thesis will conclude with future trends for NATO and its new role in the World politics. Anahtar kelimeler: NATO, strateji,nükleer silahlar, soğuk savaş, soğuk savaş sonrası.