From North Korea Says It Has Nuclear Weapons, the Associated Press, Feb 10, 2005:
“The North Koreans have been told by the president of the United States that the United States has no intention of attacking or invading North Korea,” Rice told a news conference in Luxembourg.
From The President’s State of the Union Address, January 29, 2002:
North Korea is a regime arming with missiles and weapons of mass destruction, while starving its citizens.
[…]
States like these, and their terrorist allies, constitute an axis of evil, arming to threaten the peace of the world.
[…]
And all nations should know: America will do what is necessary to ensure our nation’s security.