Answer:
The plague, also the black death caused a drastic fall in the total population of the inhabitants of Europe.
Explanation:
The competition and congestion that was being experienced eased. Labour became a scarse resource out of the sudden reduction, there were plenty of jobs, with good pay, compared to the previous competition out of the large population of peasants.
There was a lot of land and therefore no congestion, land became cheaper and consequently led to high mobility.
I think ethics refers to the code of moral principles and values that govern behaviors with respect to what is right and wrong.
Political ideology is an established set of thoughts, principles, doctrines, among other things of some group or movement to explain the way society should be in order to achieve social order. This term can be applied to political culture, which has to do with the shared beliefs and values related to government and politics that are developed over a period of time in a community. When discussing political culture, political ideology has a tendency to refer to the influence of political philosophies that have had a deep, broad influence on a particular community. Thus, a political point of view shared by many people can be adopted and even modified by a particular community.