Answer:
Explanation:Manorialism and feudalism are two systems that remained entrenched in European medieval culture for hundreds of years. ... Feudalism reflected the relationship between nobles as they traded land for military service. Lords awarded land to vassals, and the vassals provided military support for the lord in return.
The United States Constitution can be changed informally. Informal amendments mean that the Constitution does not specifically list these processes as forms of amending the Constitution, but because of change in society or judicial review changed the rule of law de facto.
<span>Readmitting the Southern States into the Union</span>
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