U.S. President Donald Trump offered on Monday to join prospective Ukraine-Russia talks in Turkey later this week as European countries pushed to get the Kremlin to accept their demand for a 30-day ceasefire in the war in Ukraine.

President Donald Trump begins a weeklong trip to the Middle East on Monday. Trump will visit Saudi Arabia, Qatar and the United Arab Emirates, though his most pressing regional challenges concern two other countries: Israel and Iran.

US President Donald Trump may fly to Istanbul to attend a possible meeting between Ukraine and Russia. It is scheduled for May 15, the American leader said during a conversation with journalists. "I think you may have a good result out of the meeting on Thursday with Russia and Ukraine.