Barry Cowen says he's hopeful the US continues to support and defend Ukraine.
EU leaders have to wait to see if Donald Trump will give less support to Ukraine in its war against Russia.
They've discussed the impact of his win in the US Presidential election.
The Taoiseach Simon Harris was among those gathered for a summit in Budapest yesterday.
Midlands North West MEP Barry Cowen says European Leaders will press the need for Trump to help Ukraine: