If they were not united, England would overtake them.
Answer:
Slavery in the Western Territories. To many nineteenth century Americans, the expansion of slavery into Western territories caused a great deal of controversy. ... The federal government, hoping to prevent a civil war, temporarily resolved the issue with compromises.
Explanation:
They were determined by absolute rulers. Absolute rule is when a monarch or an official have absolute power regarding anything. They are not elected and there's no multiple people, just one person who rules everything, like kings and emperors in the middle ages. This changed when countries started introducing constitutions.