] Second. The US disclosed its attempt to topple the
] political system in the DPRK at any cost, threatening it
] with a nuclear stick. This compels us to take a measure
] to bolster its nuclear weapons arsenal in order to
] protect the ideology, system, freedom and democracy
] chosen by its people.
]
] It is the spirit of the Korean people true to the Songun
] politics to respond to good faith and the use of force in
] kind.
]
] We had already taken the resolute action of pulling out
] of the NPT and have manufactured nukes for self-defence
] to cope with the Bush administration's evermore
] undisguised policy to isolate and stifle the DPRK.
]
] Its nuclear weapons will remain nuclear deterrent for
] self-defence under any circumstances.

They have tested numerous missiles as well. If they do have a working device, its likely deliverable. Not good.

BBC | North Korea: We got nukes, phbttt