<span>One of the main ways in which the modern study of history challenges earlier histories is that we now have many more primary sources available to us, and many more people with access to these sources.</span>
What kind of answer r u looking for ? Like the biblical answer ?
Answer: states from passing laws that contradict federal law
Explanation: It establishes a way to change the Constitution.
It establishes rights for citizens in different states.
It establishes a foundation for government.
It establishes relationships between states.