United Kingdom is considering protecting Ukrainian skies and ports

"Tony Radakin, Head of Defence Staff, will take part in meetings at the Pentagon on Wednesday to finalise the arrangements for the commitments of 30 different countries in the field of national safety of Ukraine" (https://www.theguardian.com/uk-news/2025/aug/19/uk-to-offer-troops-to-defend-ukraines-skies-and-ports-in-pentagon-talks).