Yet John Erath, senior policy director at the Center for Arms Control and Non-Proliferation, told Express.co.uk NATO countries can only fend off an “extremely limited attack”.
If Russia were to launch a ballistic missile, “the US and NATO maintain missile defences that are designed around stopping an extremely limited attack”, Mr. Erath explained.
Mr. Erath, who previously sat on the US National Security Council, said this would include an accidental missile launch.
But these defensive measures would not stand toe-to-toe with any nuclear threat Vladimir Putin could unleash, he added.
Mr. Erath said: “These defences would have no possibility of stopping the kind of massive attack Russia is capable of launching.” Read more