MOSCOW—The outlet between Russia and the West over the plan forward for Ukraine and security in Europe became laid bare as crucial aspects of two bluntly worded responses introduced to Moscow final week were made public, showing the U.S. and NATO rejected the Kremlin’s demands and as an different blamed the stress on Russian President Vladimir Putin.
With tens of thousands of Russian troops massed on Ukraine’s borders, Mr. Putin had demanded written guarantees that the North Atlantic Treaty Group wouldn’t enlarge east to contain the country and that it cease the deployment of further forces to varied aged Soviet states. He has described his demands as core security concerns for Russia as the monthslong standoff continues.
