<span>As for many Americans, the Second World War boosted the economic prospects of many African Americans. In particular, war industries created a demand for labor, which many black workers, including black women, were able to fill. Thousands of African Americans moved north to industrial centers, but also to places like California, which saw tremendous population growth during the war due to the war industries that developed there.</span>
Because factories was the first time a establishment had been made that allowed people to labor inside, instead of outside in the unpredictable weather. This fact plus many others opened doors to modern day labor or work employment, which changed history.
Well I think the civil rights act of 1964 hasted the end of legal Jim Crow to make sure African American citizens have equal access to restaurants and transportation and other public facilities
The final commander was Ulysses S. Grant
Answer:
the use of electricity to power machinery in factories
the perfection of the assembly line
the use of water to power mills
Explanation: