President Trump said Saturday he could be open to changes in the administration’s 28-point plan for ending the war in Ukraine after Kyiv, European governments and even some Republican lawmakers denounced it as far too heavily weighted in Moscow’s favor.

An American proposal to end the war in Ukraine puts the country in a delicate diplomatic position — caught between placating its most important ally, the United States, and not capitulating to Russia,...

Washington has presented Kyiv with a 28-point plan that would endorse many of Russia's main demands, requiring Kyiv to give up additional territory, cut back the size of its military and forever aband...