It was the Italian scholar Petrarch who first coined the term “Dark Age” in the way we understand it.
https://docs.google.com/document/d/1dRpjBRXaFORM1LxuW08bWjeApTvilwdQxqMZmrhciuQ/mobilebasic
https://docs.google.com/document/d/1dRpjBRXaFORM1LxuW08bWjeApTvilwdQxqMZmrhciuQ/mobilebasic