North Korea in recent months has extended its weapons testing as part of its efforts to enlarge and modernize its military capabilities while diplomacy with the United States and South Korea remains stalled.

The notice providing the eight-day window came as South Korean President Yoon Suk Yeol, Chinese Premier Li Qiang and Japanese Prime Minister Fumio Kishida are scheduled to hold a rare trilateral meeti

On Monday in Seoul, leaders from China, Japan, and South Korea will meet for the first trilateral talks in four years. The talks aim to revive trade and security dialogues affected by global tensions.