Many factors, economic , nationalist and domestic contributed to the expansion.
Explanation:
There were many materials that were important for Japan that were not available in Japanese sphere of influence.
<u>Oil and rubber had to be traded from British Malaya and other neighboring countries</u> controlled by <u>European powers trying to limit Japan's expansion on the world stage.</u>
<u>Increasing nationalist sentiment and racism</u> pushed the country into conquering its neighbors for pride and profits and to expand its sphere of influence.
The main reason why division made this possible is because it was impossible for a single leader to oversee both halves, meaning that communication between two leaders was weak. This led to differences in military strategy that led to enemy incursions.
Answer:
free from outside control; not depending on another's authority.
Explanation: