Slavery started because people couldn't do their jobs themselves, so they had other people do it for them.
Answer:
it stopped Japanese advancement into the Pacific Ocean and put Japan's navy on the defensive
Explanation:
During World War I women needed to work taking the jobs of their husbands once they came back from war that’s one famine started many became poor and money became almost nothing at all, then the great depression hit and World War II happened
Answer:
it's the first black nationalist movement
Explanation: