How wide does Putin want the war to widen?
The British government has moved ahead with Project Nightfall, a competitive effort to rapidly develop a ground-launched ballistic missile designed to give Ukraine a long-range strike capability against Russian forces. The programme builds directly on work first disclosed by the UK Defence Journal in December, when the Ministry of Defence published an initial contract notice outlining the requirement.
https://ukdefencejournal.org.uk/britain-is-building-a-ballistic-missile-for-ukraine/