Changchun was also the capital of Manchukuo, a nominally independent puppet state set up by the Japanese in Manchuria, and which existed from 1931 to 1945.
... 24, 32.6% from 25 to 44, 23.2% from 45 to 64, and 12.2% who are 65 years of age or older. The median age is 37 years. For every 100 females there are 93.5 males. Fo ...