Which group of people broke free of egyptian rule, establishing the city of meroe farther south along the nile river?

 The group of Kush people

Explanation:  Meroe was a famous city in the ancient civilization, a very rich metropolis of the ancient kingdom Kush. It is located in present-day Sudan and it was the last capital of Kush from 1069 BCE to 350 AD. Prior to Meore became the capital, it  was an important administrative center, and the capital was Napata. This ancient and marvelous city was at the intersection of important roads, so it was the goal of many expeditions.

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