The Ministry of National Defense announced on the 28th that it had sternly protested to the State Party regarding the unauthorized entry of Chinese and Russian military aircraft into the Korea Air Defense Identification Zone (KDAIZ) the previous day. The Ministry of National Defense reported that Lee Gwang-seok, director of international policy at the Ministry of National Defense, sternly protested to the Chinese defense attaché to Korea and the Russian defense attaché to Korea and urged them to prevent a recurrence. According to the military, about 10 Chinese and Russian bombers and fighter jets sequentially entered Cadiz without prior notice for about four hours starting at 8:30 a.m. on the 27th and then left. This is the second time that Chinese and Russian military aircraft entered Cadiz at the same time in six months since December last year and the second time since the inauguration of the Lee Jae-myung administration. Our military deployed fighter jets and took tactical measures to prepare for contingency situations. On the same day, the Chinese Ministry of National Defense claimed on its website, "The air forces of both countries organized and conducted the 11th joint air strategic patrol in the Sea of ​​Japan (Korea's East Sea), East China Sea, and western Pacific airspace," and "demonstrated their determination and ability to jointly protect regional peace and stability." Shinjiro Koizumi (小泉進次郎)