Russia's President Vladimir Putin gives a press conference after a summit in Minsk early on August 27, 2014. Putin and Poroshenko were meeting in Minsk for key talks, after the US warned of a 'significant escalation' in the crisis over Ukraine and Kiev announced the capture of 10 Russian paratroopers. AFP PHOTO/KIRILL KUDRYAVTSEV (Photo credit should read KIRILL KUDRYAVTSEV/AFP/Getty Images)

BRUSSELS: The European Union said on Friday (Sep 26) that Russian President Vladimir Putin had written to Brussels demanding changes to a landmark EU-Ukraine accord, but it ruled out reopening the deal without Kiev's consent.