A friend in need is a friend indeed. Ukrainian President Volodymyr Zelenskyy made his long-awaited first visit to the White House on Wednesday to meet with US President Joe Biden, and both leaders can say they walked away with victories. Zelenskyy—whose country is in its eighth year of war following Russia’s invasion of eastern Ukraine—received a renewed US commitment to help boost Ukrainian security. For Biden, the meeting was a chance to prove the United States is a good partner amid sharp criticism of the way the US withdrew from Afghanistan. What message does the get-together send to Moscow? What further hurdles must these allies overcome? Our expert breakdown is below.