Answer:
Another reason why the Middle Ages are often called the Dark Ages is because, compared with other eras, historians don't know as much about this time. In some ways, this period of time has been lost to history. Many important records from this time have not survived.
Explanation:
you can say according to the article they are called Middle ages because of the black death.
It prevented slaves from learning how to read and write. It also made it scary for them to escape because they allowed slave owners to whip them or hang them for trying to escape or committing small or big crimes.
Loss of factory jobs led to less in the middle class or you needed to work a white collar job to be middle class.
Industrial jobs moved overseas leaving those working in factories without jobs. Middle class jobs no longer included factory work but rather service jobs many requiring college degrees.
The 19th admendment says all citizans have the right to vote and
"shall not be denied or abridged by the United States or by any State on account of sex."
Answer:
"The Tennis Court Oath was significant because it showed the growing unrest against Louis XVI and laid the foundation for later events, including: the Declaration of the Rights of Man and of the Citizen and the storming of the Bastille."
I found this on google, but I hope it helps :)