They discussed reforms in Ukraine Trump s scheduled meeting with Russian President Vladimir Putin and Russia s Nord Stream 2 gas pipeline project.
It was the second meeting between Poroshenko and Trump. The two presidents met for the first time in June 2017 Xinhua reported.
Trump is set to meet Putin in Helsinki Finland on July 16 for talks which among other topics are expected to focus on Ukraine.
The two-day NATO summit started in Brussels on Wednesday with the participation of leaders of NATO allies and partner nations including Ukraine.
--IANS qd
