Despite talk of allowing U.S. companies access to its resources, Russian oil will remain an unattractive investment given the political risk.

British Prime Minister Keir Starmer's visit reflects Europe's concern over Trump's push to end the war in Ukraine and concede too much to Russian President Vladimir Putin.

Witkoff, Trump’s top negotiator, said the U.S. would be looking to talks from early in the war as a basis for a deal. Ukraine’s supporters saw it as an embrace of a Kremlin talking point.