Steven Pifer, a former U.S. ambassador to Ukraine, who is now an expert at the U.S-based Brookings Institution, has called absolutely absurd a statement by Russian Foreign Minister Sergey Lavrov who claimed Russia had not violated the Budapest Memorandum since it did not use nuclear weapons against Ukraine.
Steven Pifer, a former U.S. ambassador to Ukraine, who is now an expert at the U.S-based Brookings Institution, has expressed doubts about the rationality of holding a referendum in Ukraine on joining NATO and the EU.