 His comments led to Ukraine banning him from entering the country for five years.At a November 2014 event marking 25 years since the fall of the Berlin Wall, Gorbachev warned that the ongoing War in Donbass had brought the world to the brink of a new cold war, and he accused Western powers, particularly the U.S., of adopting an attitude of "triumphalism" towards Russia.In July 2016, Gorbachev criticized NATO for deploying more troops to Eastern Europe amid escalating tensions between the military alliance and Russia.