Russia's breakout from the post-Cold War system

"In 2014, Russia broke out of the post-Cold War order and openly challenged the U.S.-led international system. This was essentially the result of the failure of attempts to integrate Russia into the Euro-Atlantic community. The new period of rivalry between the Kremlin and the West is likely to endure for years. Moscow's new course is laid down first and foremost by President Vladimir Putin, but it also reflects the rising power of Russian nationalism"--Publisher's web site.