Why did literacy in Europe decrease during the Middle Ages?

In the middle ages, literacy was not massively lower than in antiquity, because both lacked mass education and printing. Before large scale education and printing became possible, the overwhelming majority of people were non-literate agricultural workers.

Explanation:

the magna carta is a peace treaty between the king and the rebels. it was made because the the barons captured london in may 1215, so the king was forced to make a treaty with them.the document is written in latin.

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