Andriy Yermak, Head of the Ukrainian President's Office, and the Foreign Policy Adviser to German Chancellor Jan Hecker during their Berlin meeting on Tuesday discussed the importance of intensifying negotiations on Donbas.

Yermak has said Ukraine continues to insist on the prompt implementation of the agreements of the Normandy summit that took place in December in Paris to unblock the possibility of holding the next summit of the heads of state in Berlin, the President Office's press service reports.

According to Andriy Yermak, the two rounds of the mutual release of detainees according to the agreed "all identified for all identified" formula, successfully conducted following the Paris Summit of Normandy Four leaders, are a positive example of how the agreements can be implemented.

"However, Yermak added, in order to unblock further mutual release, representatives of the International Committee of the Red Cross should get access to persons illegally held in the occupied Donbas, as well as the occupied Crimea, and Russia," the report reads.

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Andriy Yermak stressed the importance of ceasing shelling as a "basic condition for advancing the peace process".

Also, the interlocutors discussed Ukraine's cooperation with the European Union.

The Ukrainian party counts on Germany's support for the country's European integration aspirations as Germany is set to take chairmanship in the Council of the European Union on July 1.