What were some
things that were
considered to be the
end of the Middle
Ages

There were many reasons for the downfall of the Middle Ages, but the most crucial ones were the decline of the feudal system, and the declination of the Church's power over the nation-states.

Explanation:

judaism developed through the growth of a single nation of people

christianity developed through followers spreading the religion throughout the world.

explanation:

the roman army grew in size and became dominant in the mediterranean region.