Japanese Korean Army
The was an army of the Imperial Japanese Army that formed a garrison force in Korea under Japanese rule. The Korean Army consisted of roughly 350,000 troops in 1914. History Japanese forces occupied large portions of the Empire of Korea during the Russo-Japanese War of 1904–1905, and a substantial was established in Seoul to protect the Japanese embassy and civilians on March 11, 1904. After the Annexation of Korea by the Empire of Japan in 1910, this force was renamed the Chosen Chusatsugun, and was further renamed the Japanese Korean Army on June 1, 1918. The primary task of the Korean Army was to guard the Korean peninsula against possible incursions from the Soviet Union; however, its units were also used for suppression of nationalist uprisings and political dissent within Korea itself. The Korean Army also came to the assistance of the Kwantung Army in its unauthorized invasion of Manchuria in 1931. In 1941, the Army was subordinated to the General Defense Command. While Seishirō Itagaki (板垣 征四郎) was commander of the Chosen Army from 7 July 1939 to 7 April 1945, Japan began assembling its nuclear weapons program with the industrial site near the Chosen reservoir as its equivalent