In the 19th century, Realism in France is often mistaken as literary movement because they felt that it laid too much truth specially on external reality. Meanwhile, America needed a type of literature that would explain what was happening to their society. American writers then turned to what is termed as modernism. The influence of realism and naturalismin the 19th century and their truthful illustration of American life and people was shown in post World War I modernism.
What detail? I don’t see one.
Simple sentence because it doesn’t contain any commas but it has a conjunction
Economy helped increase in acreage, military force, strong political leaders, and the rocketing of the country.