North Korea Touts End to US Pre-emptive War Monopoly - Yahoo! News:

"SEOUL, South Korea - North Korea suggested Tuesday it had the ability to launch a pre-emptive attack on the United States, according to the North's official news agency. A Foreign Ministry spokesman said the North had built atomic weapons to counter the U.S. nuclear threat.

'As we declared, our strong revolutionary might put in place all measures to counter possible U.S. pre-emptive strike,' the spokesman said, according to the Korean Central News Agency. 'Pre-emptive strike is not the monopoly of the United States.'"