The only option that is not generally a reason why historians study societal change would be "<span>d. to estimate how long it would take to build a road system," since this requires a separate type of research. </span>
The main reason that would make a country to end its participation in a war because it has become immoral is the presence of war crimes.
<h3>What are War Crimes?</h3>
This refers to the inhumane actions that a person or soldier, usually fighting in a foreign country metes out on people, such as unprovoked aggression, extra-judicial killings, genocide, etc
Hence, we can see that the presence of war crimes is the main reason why a country would pull out of a war and claims it is immoral as this would have infringed on human rights.
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The idea of National unity and unification of the states
Explanation:
- Many European nations were awakened to national consciousness, and they wanted political freedoms and national rights.
- The centers of the revolutionary movements became Paris, Frankfurt, Prague, Vienna and Pest.
- The bearers were unsatisfied people from different societies, layers threatened by the old (feudal stale) system or modern capitalist development.
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Mercantilism is not a military tactic.<span>
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The pros of being an artisan in the medieval period is that you can own your own business and if you are a master you were part of one o f the most influential group among the artisans. The cons were that if you were in the lower class you had no freedom and would work more than others for less.