Reshaping Defense and Security: Defense Spending, NATO's Future, and Army's State

The head of the British Army has said we should "train and equip" a "citizen army" to prepare the country for any potential land war.

The comments from General Sir Patrick Sanders, who stands down as chief of the general staff in six months, are being seen as a warning that British men and women could be called up to the armed forces if NATO was to go to war with Russia.

On the Sky News Daily, Niall Paterson gets reaction from former defence secretary Sir Michael Fallon and Sky's defence analyst Professor Michael Clarke as they examine the UK's military preparedness.

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