British Transport Minister Grant Shapps revoked the permission to fly to the country, which was valid for the Belarusian airline Belavia. Shapps himself announced this on Twitter.
The British Civil Aviation Authority will recommend airlines to avoid the airspace of Belarus “for the safety of passengers,” Schapps added.
(c)MEDUZA 2021

That was easy enough, now please substitute the word Belarus with Russia…
KLM stops flying to and over Belarus.