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Vivienne Walt has an article on Time.com about the uncertain future of NATO, the Euro-American defense alliance born 60 years ago to prevent Soviet expansionism into Europe. Walt argues that the organization's purpose is cloudy and uncertain. You can read the article @ time.com. 

 realLibs | OPINION   While it is true that the threat for which NATO was born no longer exists, we believe NATO can continue playing an important role in keeping peace and stopping violations to essential human rig...