U.S. President Donald Trump was set to meet Syria's president in Saudi Arabia on Wednesday following a surprise announcement that the United States would lift all sanctions on the Islamist-led government despite lingering concerns about its leaders' former ties to Al Qaeda.

President Vladimir Putin said, according to a translation by the BBC: "We are determined to have serious negotiations with Ukraine. The purpose is to eliminate the root causes of the conflict and establish long-term, lasting peace with a historical perspective.