The answer would be the Renaissance Humanists. They were tasked with the study and preservation of works of the time.
Back then, christian monks and missionaries travel throughout foreign countries and spread the words about their gospel and saving people. In time, it influences finally rooted within the people and a lot of people in Byzantine empire became christians
hope this helps
It was the Civil rights Act of 1866 that was passed by Congress to protect the voting rights of blacks in the South, although it wasn’t very effective, because it couldn't be enforced.
During the reign of Akhenaten, he abolished the Egyptian's usual polytheistic ways in order to worship the god Aten, the "sun-disk".