Donald Trump was not. When the leaders of Russia and the United States shook hands on stage after failing to reach a deal at their Alaska summit, President Trump had a look on his face that his four predecessors might have recognized after their own encounters with the former KGB agent who has defied the world in his determination to rebuild an empire.

Witkoff told CNN that Putin had signed off on allowing “robust” security guarantees as part of an eventual peace accord, including a provision that would provide for a collective defense of Ukraine b...

Vladimir Putin was reported to have demanded more Ukrainian land.