1. The Thirty Kingdom was a puppet regime established in the Northeast by the Japanese invaders after the "September 18th Incident" in 1931 using the former Qing emperor Aisin Gioro Puyi.
2. Through this puppet regime, Japan implemented colonial rule in Northeast China for 14 years, causing the compatriots in Northeast China to suffer the painful taste of subjugated slaves. The "territory" of this puppet regime includes the entire territory of Liaoning, Jilin and Heilongjiang provinces of the current People's Republic of China, eastern Inner Mongolia and northern Hebei.
3. At that time, the Nationalist Government in Nanjing, China, did not recognize this regime. At that time, the fascist and other countries or governments in the world, led by Japan, recognized the Puppet Manchukuo. The League of Nations maintained that Northeast China was still part of China. The Chinese government had never recognized this puppet regime that had done evil things in dividing China's territory. The Puppet Manchukuo had Xinjing (Changchun) as its capital, and Aisin Gioro Puyi, the last emperor of the former Qing Dynasty, was the head of state of the Puppet Manchukuo. The official language is "Japanese" Extended information
1. Scope of the Thirty Kingdoms: The scope of the "territory" of the Puppet Manchukuo includes the entire territory of the three provinces of Liaoning, Jilin and Heilongjiang in China, excluding the "Kwantung Prefecture" that was forcibly occupied by Japanese colonists ” (Luda), eastern Inner Mongolia and Chengde City, Hebei (Rehe Province). According to the 1932 "Japan-Manchukuo Protocol", the sovereignty of the Kanto State was owned by the pseudo "Manchukuo"; the pseudo "Manchukuo" recognized the Qing Dynasty's treaty of leasing the Kanto Prefecture in Lushun and Dalian to Japan, so the Kanto Prefecture continued to be directly controlled by Japan. Jurisdiction does not belong to the pseudo "Administrative Division of Manchukuo".
2. Division of the Thirty Kingdoms: the “territory” of the Puppet Manchukuo
1. The Puppet “Manchukuo” was divided into 14 provinces, 2 special cities, and 1 special city in 1934 District: Andong Province, "Fengtian Province", Jinzhou Province, Jilin Province, Jehol Province, Jiandao Province, Heihe Province, Sanjiang Province, Longjiang Province, Binjiang Province, Hungarian East Province, Hungarian West Province, Hungarian South Province, North Hung Yen Province, Xinjing Special City, Harbin Special City, and North Manchuria Special Region.
2. In 1939, it was changed to 19 provinces and 1 special city: Andong Province, Fengtian Province, Jinzhou Province, Jilin Province, Rehe Province, Jiandao Province, Heihe Province, Sanjiang Province, and Heilongjiang Province, Binjiang Province, Hung Yen East Province, Hung Yen West Province, Hung Yen South Province, Hung Yen North Province, Mudanjiang Province, Tonghua Province, Dong An Province, Bac Yen Province, Siping Province, Xinjing Special City. Reference materials
Baidu Encyclopedia-Puppet Manchukuo