Head of British Armed Forces explains what deters Putin from declaring war on NATO

Why hasn't Putin started a frontal war with NATO?©Provided by The Daily DigestYou may have wondered why Russian President Vladimir Putin hasn't caused a full-scale world war by now. After all, following his invasion of Ukraine, it seemed it was highly likely that a third world war could become reality. But it hasn't happened and one man thinks he knows the answer as to why.