As Russia begins testing its warning sirens in preparation for a possible war of nations, questions have been raised as to how Britain would fare when faced with the full arsenal of the Russian bear. The latest test of the system follows warnings from Kremlin media that a full-blown global conflict is brewing amid the US-Israeli military action against President Vladimir Putin's ally Iran. In a grim exchange on state TV, propagandist Vladimir Solovyov boasted of the might of the Russian