<span>The United States wasn't a country in 1609. Maybe it has to do with the suppressed colonies vs. a new, unified country with a stable government.</span>
Many historians agree that westward expansion was indeed the primary source of contention between the North and South in the sense that it made the question os slavery unavoidable. Each new state had to be determined slave or free--leading to disagreements that led to the Civil War.
Answer:
Hi ! What question do you have to answer ?
The state laws can not supercedes the federal laws as long as the state laws remain at state level.
<h3>What guides the supremacy?</h3>
The supremacy of federal law is guided by Supremacy Clause that establishes that the federal law generally take a precedence over state laws and even state constitutions.
Hence, the state laws can not supercedes the federal laws as long as the state laws remain at state level.
Read more about Supremacy Clause
<em>brainly.com/question/1481445</em>
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