Question

why did japan create the greater east asia co-prosperity spere

Answer 1

The Greater East Asia Co-Prosperity Sphere Hepburn: Dai Tōa Kyōeiken was an imperial concept created and promulgated for occupied Asianpopulations during the first third of the Shōwa era by the government and military of the Empire of Japan.

Answer 2

area that Japan wanted to conquer and control in Asia, counteracted US Open Door policy with China, neither prepared to compromise