Full interview: European Union's top diplomat Kaja Kallas

Kaja Kallas, the European Union's top diplomat, sat down with "Face the Nation" moderator Margaret Brennan to discuss the Trump administration's approach to the war in Ukraine and the strained relationship with the European Union. HRVP Kallas was one of the European leaders who traveled to Washington, D.C. this week to hold meetings with leaders about why the U.S. should pledge stronger support for Ukraine against Russia. "Face the Nation" is America's premier Sunday morning public affairs program. The broadcast is one of the longest-running news programs in the history of television, having debuted Nov. 7, 1954, on CBS. Every Sunday, "Face the Nation" moderator and CBS News senior foreign affairs correspondent Margaret Brennan welcomes leaders, newsmakers, and experts to a lively round table discussion of current events and the latest news. Subscribe to the "Face the Nation" YouTube channel: https://youtube.com/facethenation/​ Watch full episodes of "Face the Nation": https://www.cbsnews.com/face-the-nation/full-episodes/ Follow "Face the Nation" on Instagram: https://instagram.com/facethenation/ Like "Face the Nation" on Facebook: https://facebook.com/FaceTheNation Follow "Face the Nation" on Twitter: https://twitter.com/FaceTheNation Subscribe to our newsletter: https://cbsnews.com/newsletter/ Download the CBS News app: https://cbsnews.com/mobile/ Try Paramount+ free: https://paramountplus.com/?ftag=PPM-05-10aeh8h For video licensing inquiries, contact: licensing@veritone.com