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http://rt.com/news/ukraine-entrance-...ns-russia-168/
"Russian men aged 16 to 60 entering Ukraine without their families will only be allowed in if they have close relatives or an invitation, according to Ukrainian officials. Previously, all Russians could travel to Ukraine with just their internal IDs.
?The restrictions concern physically fit men, who can influence the political situation in the country,? a Ukrainian border agency official told RIA news agency.
"We are imposing these controls at all border posts."
The Russian foreign ministry has demanded an official explanation for the move, and said that it will consider counter measures. "
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http://rt.com/news/ukraine-entrance-...ns-russia-168/