While Kim Jong Un said North Korea will not use nuclear weapons unless attacked and vowed nonproliferation on Sunday, most observers caution against seeing this as a change in policy.

In the 14,119-word Work Report of the Party Congress, Kim called for the “denuclearization of the world.” This is the first time that the North Korean leader has mentioned the word “denuclearization” in an official statement.

The report defined its diplomatic relations as a responsible powerful nuclear state, including the duty to implement non-proliferation.

“DPRK will improve and normalize relations with nations that respect our independent authority, even if they were once hostile in