Ukraine's Zelenskyy says constitution prevents territorial surrender to Russia as international leaders discuss potential peace negotiations with Moscow.

President Donald Trump said there’s a “reasonable chance” to end the war in Ukraine after talks with President Volodymyr Zelenskyy.

The proposal for security guarantees for Ukraine appears to be triggering unease in Moscow, which repeated objections to any role for forces from NATO countries.

Special Report' panelists discuss where things stand in Russia and Ukraine's peace negotiations after Ukrainian President Volodymyr Zelenskyy meets with President Donald Trump and European leaders at the White House.

Donald Trump said the US would help arrange European security guarantees for Ukraine if peace could be agreed with Russia, as he pledged to set up a meeting between Volodymyr Zelenskyy and Vladimir Putin.

President Donald Trump says he'd back European security guarantees for Ukraine, though he stopped short of committing U.S. troops to the effort during talks with President Volodymyr Zelenskyy at the White House to bring an end to Russia’s war on Ukraine.