Not:
Individual rights.
Principles:
emphasis on proper conduct, filial piety, social conformity
<span> The middle ages was the rise of ethnocentrism, which evolved later into modern civic nationalism in most of Europe, the ascent of the great Italian city- states, and the rise and fall of the Muslim civilization</span>
Because the mine owners would cut coners and make the work for the miners worse
Explanation:
they had a major impact in population levels, distribution of labor, industrial output and pretty much anything that humans use fuel/food to do