Eastern European countries including Hungary, Poland and Slovakia have flatly opposed an EU plan adopted in 2015.
NATO has been informed of the Ukrainian Verkhovna Rada's decision to codify Kyiv's course toward entry into the alliance.
European Council head Donald Tusk will be questioned again next spring by a special Polish parliamentary commission probing a notorious investment scam.
Ambassadors of the European Union’s 28 member states have approved the decision to extend sanctions against Crimea for another year.
Thousands of troops from NATO and its partner nations are training on land and sea in central and eastern Europe.