Kyiv is working with allies on security guarantees akin to NATO's mutual protection pledge, Ukraine's president Volodymr Zelensky has said. Officials from Ukraine and allies the U.S., the U.K., France and Germany met in London on Thursday in a week when a peace proposal was produced which outlined an Article 5-like agreement which would be backed by Washington.

Russian Foreign Minister Sergei Lavrov has said parts of a possible deal with the United States to end the war in Ukraine still need to be "fine-tuned," though he believes the process is moving in the right direction.

Russia's foreign minister said Thursday that Moscow was ready to do a deal on its war in Ukraine after Donald Trump urged Vladimir Putin to halt attacks, in a rare