Why were the Dark Ages called Dark Ages, and include 1 piece of evidence.

Can you guys answer this question ASAP, thanks will give brainliest

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.

The period between 500-1500 A.D. included political turmoil, social unrest and the spread of disease. In Europe the fall of the Greek and Roman empires, the term "Dark Ages" means the different in cultural advances between Europeans citizens and people living in ancient Greece & Rome. European populations lacked advancement in several key academic disciplines, including science and mathematics.

Dark Ages is a term in European historiography referring to the Early Middle Ages. It was a time of struggle in Europe because the regional governments that had been in place for so long were beginning to break down. Happened right before the Renaissance began. The arrival of destructive maladies in Europe in the form of famine and disease. Of the illnesses that struck Europe, the bubonic plague was most destructive. The plague sickened and killed millions of Europeans.

i think it was   tsar alexander ii