(ANSA) - BELGRADE, JUN 7 - "The downwards trend in EU-Russia relations can only change if Russia stops disruptive behavior," said on Twitter Charles Michel, President of the European Council, after a phone conversation with the Russian President Vladimir Putin. "I conveyed a message of EU unity in my call with president Putin," Michel noted, adding that fighting the pandemic and making effective vaccines available to everyone was also a topic of discussion. (ANSA).