But an invasion of North Korea would be the second this century of a state precisely because it had nuclear weapons, whether or not it really did have them once anyone bothered to check.
Not much deterrence going on there.
2017 candidate for Durham County Council in the Lanchester Ward (Lanchester, Burnhope and Castleside), and for Lanchester Parish Council. Funds permitting, 2017 parliamentary candidate for North West Durham. No party affiliation; I do not even use the word "Independent". Freelance journalist, available for work. Contact firstname.lastname@example.org. Accepts PayPal.