Greek Prime Minister Kyriakos Mitsotakis says democracy is being tested with Russia's invasion of Ukraine. The Greek leader spoke to a joint meeting of the Congress Tuesday. Mitsotakis is in Washington to mark the bicentennial of the start of the Greek War of Independence. As he spoke to lawmakers, Mitsotakis drew applause when he said the U.S. and Greece shared a belief in "freedom over tyranny, in democracy over authoritarianism. Flanked by Vice President Kamala Harris and House Speaker Nancy Pelosi, Mitsotakis was in Washington this week to mark a COVID-delayed commemoration of the bicentennial of the start of the Greek War of Independence that led to the ouster of the Ottoman Empire. His trip is aimed at reinforcing his country's strong energy and defense cooperation with the United States at a time of global unrest.