UK nuclear submarines on high alert as Foreign Office warns of 'high risk of escalation'

The Foreign Office has issued an urgent warning that "the risk of sudden escalation is high" in the Middle East amid "unusual" activity by UK submarines, as three…

The Foreign Office has issued an urgent warning that "the risk of sudden escalation is high" in the Middle East amid "unusual" activity by UK submarines, as three of the UK's four nuclear deterrent submarines are understood to be out at sea