Answer:
it is banned in other countries too
Explanation:
If taken to extremes, nationalism can create a great deal of international instability and violence. Extreme nationalism can lead to a sense of superiority and even militarism and aggression towards others who are not part of the nation.
Answer:
Sectionalism increased steadily in 1800–1850 as the North industrialized, urbanized and built prosperous factories, while the deep South concentrated on plantation agriculture based on slave labor, together with subsistence farming for poor whites who owned no slaves.
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