Russia-Ukraine: How the West can Prevent an Invasion

Russia has gathered between 75,000 and 100,000 soldiers at the border to Ukraine. How big is the threat of war and what would be a smart course of action? Dr. Stefan Meister thinks it's all about increasing the costs for Russia. But for the ultimate response, NATO would not need to fire a single shot, according to the Head International Order and Democracy Program at the German Council on Foreign Relations (DGAP).