Answer:
The 13th Amendment, ratified in 1865, formally abolished slavery in the territory of the United States. Through this amendment to the constitutional text, slavery was prohibited, thus protecting the rights of African Americans, who until then were subject to said slave and segregationist regime in the southern states of the country.
Although this amendment did not solve all the problems of black people in the country, it was a milestone in the development of civil rights for this social group, which advanced more quickly in the north of the country, while the southern states they applied segregationist policies after the end of Reconstruction.
Thus, finally, after the enactment of the Civil Rights Act of 1964, African-Americans had access to the same rights as whites in the nation, applying this amendment in its entirety.
This is a complex question, but I believe they are not valued as highly as men. For example, there was a law that Chinese couples could only have one child. If they had another child, they had to give it up for adoption. Because females are not as valued, many couples who gave birth to a daughter would give them up for adoption and try for a son instead. This led to a lot of Chinese girls being up for adoption
the combination in one company of two or more stages of production normally operated by separate companies.
It could be climate, or trade routes.
A. The dictatorship of napoleon bonaparte. This event occurred a while after the french revolution, but the rest, however, are certainly true. :)