“Firstly, a good telephone conversation with the elected president of Ukraine, Vladimir Zelensky. I assured him of the continued support of the EU of Ukraine, ”he wrote on Twitter.

He noted that he expects cooperation and a Ukraine-EU summit in July.

First, Volodymyr Zelensky’s good phone call with Ukraine’s President-elect. I assured him of the EU's steadfast support to Ukraine. Looking forward to our cooperation and EU-Ukraine Summit in July.

- Donald Tusk (@eucopresident) April 23, 2019

Earlier, Tusk and European Commission President Jean-Claude Juncker in a joint letter congratulated Zelensky on his victory in the elections and said they were expecting an early meeting with him.

According to the CEC of Ukraine, Zelensky won the presidential election after processing 100% of the protocols, gaining 73.22% of the vote.