During the 1930s, japan’s military leaders encouraged people to believe that japan’s mission was to

close its doors to western expansion
conquer all asian nations
conquer all western nations
free asia from western imperialism

During the 1930s, Japan’s military leaders encouraged people to believe that Japan’s mission was to free Asia from Western imperialism.

Explanation:

The xenophobic movement, very common in Japan, said that the country should refuse contact with foreigners, so the military leaders of Japan encouraged people to believe that Japan's mission was to free Asia from Western imperialism. This has for a long time motivated the population to accept the policy of closed ports for trade with the rest of the world. However, a part of the Japanese imperial elite was dissatisfied with the situation in which Japan had arrived.

because mexico wanted to choose a centralized location