As the main event in the Post-Cold War era, NATO's eastward expansion has been progressing rapidly. It has long historical linkage with the geopolitical theories, including Mahan's 'Sea-Power Theory', Mackinder's 'Land-Power Theory', and German 'Geopolitik' and French 'Geopolitique', all of which had demonstrated the significance of European power. The author of this article tries to outline the geographical law of history of NATO's eastward expansion based on the analysis of 'Sea-Power Theory', 'Land-Power Theory' and the desire of 'driving to the east' in the German 'Geopolitik' and French '...
