article_snippet.sent: the ongoing conflict in eastern Ukraine, and any future attempt to return the annexed Crimean peninsula to Ukraine.
article_snippet.sent: Moscow described Nato's supply of weapons to Ukrainian military (pictured) - who hope to defeat pro-Russian rebels in the east of the country - as a 'further encroachment' on the Russian border .
article_snippet.sent: Meanwhile, Moscow described Nato's supply of weapons to Ukraine in the hope of defeating pro-Russian rebels in the east of the country the country as a 'further encroachment' on the Russian border. '
article_snippet.sent: Polite' is a phrase used by Russians to justify Russians takeover of Crimea last year.
article_snippet.sent: It refers to pro-Moscow forces' apparently 'polite' requests for the dramatically outnumbered Ukrainian security personal to leave the region.
highlights_snippet.sent: stops arming those fighting pro-Russian separatists in Ukraine .