"Without a determined European Union capable of making strong decisions Putin would have gone much further by now," Zelensky said, before calling on the bloc to double down on its support.

"We have to classify so that we know how we can shape the support and solidarity with Ukraine in the future," Austria's Chancellor Christian Stocker said.

"I don't like that there are 100 billion euros ($112 billion) from the European budget for Ukraine, that this money should be borrowed," said Czech Prime Minister Andrej Babis.