Minsk, Sept. 1 -- European Commission President Ursula von der Leyen and Polish Prime Minister Donald Tusk arrived at the Polish-Belarusian border on Sunday, where they discussed defence and security, among other issues, as per Euro News.

The EC chief on Sunday assured Tusk and the Polish people of "Europe's full solidarity with Poland as a frontline state," and stressed the importance of putting continued pressure on Russian President Vladimir Putin.

"Putin has not changed and will not change. He is a predator," the European Commission president said, adding that "he can only be kept in check through strong deterrence," as per EuroNews.

Von der Leyen's trip to Poland comes as part of her four-day tour of European states bordering Russ...