Which world leader visited Washington around August 19 to discuss Ukraine peace talks, posing concerns over territorial concessions?

1. Putin
2. Merkel
3. Zelenskiy
4. Macron

As the President of Ukraine, Volodymyr Zelenskiy is the central figure in any negotiations to end the war with Russia. A visit to Washington would be for crucial discussions with the U.S., a key ally. The central dilemma for Ukraine in any peace talk is the potential need to make difficult concessions, including on territory.