Kremlin says tactical drills are a response to statements from the West about possibly sending troops to Ukraine
The British ambassador to Moscow, Nigel Casey, was summoned to the Russian foreign ministry, Russian state agency RIA reported on Monday. Reuters said he ministry did not give the reason but there is speculation that it is linked to statements made by the foreign secretary, David Cameron, saying he had no issue with British-supplied weapons being used by Ukraine to strike inside Russia.
It comes as Russia has cited statements by the west as justification for upcoming nuclear weapons drills.