SEOUL: North Korean leader Kim Jong Un said the upcoming ​congress of the ruling Workers’ Party will unveil next-stage plans for further strengthening the country’s nuclear war deterrent, KCNA state news agency reported on Wednesday. Kim directed a successful test of a large-caliber multiple-rocket launch system ‌on Tuesday, ‌KCNA said. The ‌drill demonstrated ⁠significant ​upgrades […]