But one doesn't just take an aircraft carrier with eight nuclear reactors in its hold and park it somewhere.

CNN: USS Enterprise sailing off to history's scrap heap

The new South Korean government has separated humanitarian aid from nuclear weapons negotiations, and President Park Geun-hye has patiently held out an olive branch in the form of her "trustpolitik" policy, which promises step-by-step efforts to stabilize inter-Korean relations.

CNN: Why North Korea regime is scary

Now I am going to park the environmental arguments about nuclear to one side - not because they are unimportant, simply because they are irrelevant to the dispute between EDF and the chancellor.

BBC: Why Treasury may reject nuclear option