Britain deployed military vessels to prevent any attacks on cables and pipelines by Russian submarines that spent more than a month in and around British waters earlier this year, Defence Minister John Healey said on Thursday.Britain accused Russia of using the distraction of events in the Middle East to try to conduct the covert operation in the High North maritime region, home to key shipping routes and critical infrastructure such as undersea cables.Healey said British forces and allies including Norway tracked and deterred malign activity by the Russian vessels…