This week hundreds of troops took part in the military exercise, which was designed to test Nato's Allied Rapid Reaction Corps (ARRC), headquartered in Britain.

Nato’s UK-run command centre took over Charing Cross tube to test its ability to fight off Russia amid continued criticism that Britain isn’t war ready

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This week hundreds of troops took part in the military exercise, which was designed to test Nato's Allied Rapid Reaction Corps (ARRC), headquartered in Britain.