The tests, conducted on Thursday, evaluated the performance of a “special mission” warhead for a tactical ballistic missile, an upgraded multiple rocket launch system and extended-range shells for a self-propelled gun-howitzer, according to the Korean Central News Agency (KCNA).

KCNA said Kim described the results as evidence of technological progress aimed at transforming North Korea’s firepower posture along the southern border, indicating that the systems are intended to target strategic facilities in South Korea, including airfields, ports and U.S. military installations.

Kim said North Korea’s self-defense strategy requires strengthening “the deadly and destructive offensive posture to make no enemy dare to confront,” adding that maintaining constant uncertainty and fear among adversaries is a key element of the country’s deterrence policy, KCNA reported.

The state news agency said the newly tested special mission warhead is designed to inflict significant damage on critical enemy infrastructure, including airfields, ports and power facilities.

The latest weapons demonstrations came only days after North Korea commissioned the Choe Hyon, a 5,000-ton destroyer that Kim has described as a symbol of the country’s expanding naval and nuclear capabilities. The vessel is regarded as North Korea’s most advanced warship to date.

Pyongyang has accelerated the development of its strategic and conventional weapons since negotiations with the United States collapsed in 2019. North Korea has maintained that any future dialogue would require Washington to abandon its demand for denuclearization as a precondition for talks.

Kim has also adopted a more confrontational stance toward South Korea, designating it as North Korea’s “principal enemy” and reinforcing military infrastructure along the heavily fortified inter-Korean border.

North Korea has simultaneously expanded its diplomatic engagement with Russia through support for Moscow’s war in Ukraine, while also strengthening ties with China. Earlier this month, Chinese President Xi Jinping visited Pyongyang for his first summit with Kim in seven years.