Russia sets unacceptable conditions - Poroshenko

This was announced by Ukraine's President Petro Poroshenko, Agence France-Presse reported on Twitter, Censor.NET informs.

"#BREAKING: 'Unacceptable' Russian conditions at Minsk summit: Ukraine president", the agency posted.

Read more: Normandy quartet to sign the document on Ukraine tomorrow

According to AFP, the president of Ukraine noted that there was still hope for progress of the talks.

As reported by Belorussian media, the document on Ukraine has been agreed upon by 80%.