President Donald Trump suggested ahead of a meeting with Russian President Vladimir Putin in Alaska this week that Ukraine could cede land to Russia as part of a peace deal — an idea that Ukrainian President Volodymyr Zelensky swiftly rejected.“Ukrainians will not give their land to the occupier,” Zelensky said in a video address Saturday. The leaders of Britain and the European Union threw their support behind Ukraine’s president, saying a ceasefire must come before any negotiations.Trump had said that “some swapping of territories” could be “to the betterment” of both sides.Ukraine is a vast Eastern European country, covering about...