Russia has issued a fresh warning over Britain’s growing military support for Ukraine, with former Russian diplomat Andrei Fedorov suggesting U.K. drone-production facilities could face an “unknown” response. His remarks come amid Moscow’s anger over Britain sharing missile technology and supporting Ukraine’s long-range weapons programme.

The Kremlin warns it will destroy Ukraine missile plants producing SCALP missiles, accusing Britain of fueling the conflict by providing production informa

Former Russian deputy foreign minister Andrei Fedorov said he could not "100% exclude" the prospect of "semi-military" action against the UK as tensions escalate over British…