Russian President Vladimir Putin has publicly turned down the idea of Western peacekeeping troops in Ukraine and repeated his demand that NATO reduce its military forces in Eastern Europe.
President Trump says he will soon meet Russian President Vladimir Putin, while his administration considers lifting sanctions on Russia's main state investment fund.
Russian President Vladimir Putin had threatened to use nuclear weapons against NATO countries if the alliance took action against Kaliningrad, a Russian territory squeezed between Poland and Lithuania.
Poland's president and prime minister say Russian President Vladimir Putin is planning a direct attack on a NATO member country, along with hidden, deniable attacks (called 'hybrid attacks') on countries near Ukraine.