According to the Korea Herald report on December 4, the South Korean Ministry of National Defense stated on the 3rd that Defense Minister Jin Longxian held a meeting of major commanders of the entire military that afternoon and instructed the military to strengthen vigilance. President Yoon Suk-yeol delivered an emergency statement at the Blue House in Yongsan, Seoul, announcing the implementation of emergency martial law. It is reported that Jin Longxian suggested to Yoon Suk-yeol to implement martial law. As Yoon Suk-yeol announced the implementation of martial law, senior officers of each branch of the military were urgently called back to strengthen vigilance and to understand the relevant situation. Currently, the military has instructed commanders above the battalion level to be on standby and directed all staff of the Ministry of National Defense to work. It is reported that most of the Air Force's military capabilities, including fighter jets, have been deployed and are carrying out air surveillance and patrol missions.