What caused the start of the Dark Ages? Downfall of Rome and the destruction of their knowledge.

Downfall of Rome

Explanation:

The Dark Ages correspond to the period of European history dating from the the fall of the Western Roman Empire in 476 AD, to around the 15th century. In other words, it is another way to call the European Middle Ages.

After the fall of Rome, Western and Central Europe were left in a period characerized by political turmoil, economic decline, ruralization, and reduction of wealth. This was not an ideal enviroment for the development of philosophy or art, hence why many historians, from the Renaissance to the modern era, have called this period a "Dark Age".

china is shifting toward specialization in industry and services and away from agriculture.

explanation:

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