As a candidate, Donald Trump promised to end the Ukraine war on his first day in office and swiftly bring the Gaza war to a close as well. Now more than six months into his presidency, peace on both fronts appears further away than ever.

Medvedev wrote: "Each new ultimatum is a threat and a step towards war. Not between Russia and Ukraine, but with (Trump's) own country." Trump said on Monday that he was disappointed in Russian President Vladimir Putin's failure to end the war in Ukraine,