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.

After claiming to have ended Ukraine's incursion into Kursk — with North Korean help — Russia says it is ready to hold peace talks with Kyiv. But President Trump has cast doubt on Putin's remarks and theatened sanctions.

Russian President Vladimir Putin hailed on Saturday what he called the complete failure of an offensive by Ukrainian forces into Russia's Kursk region after they were expelled from the last village Moscow said they had been holding.