Donald Trump said that the president of Ukraine can stop the war with Russia if he wants. But Trump also said that Ukraine cannot join Nato. He said that Crimea, a part of Ukraine, will stay with Russia.

Many leaders from Europe and Ukraine are meeting in the United States. They want to talk about how to stop the war. The president of Ukraine, Mr. Zelensky, wants help from other countries to keep Ukraine safe. He also wants strong promises from other countries to protect Ukraine.

Russia still controls some parts of Ukraine. The leaders are trying to find a way to make peace. But it is not easy. The United States said that a peace deal will take more time.