Answer:
The 14th Amendment was issued around the <em>Reconstruction period</em>, basically to provide equal rights to slave descendants after the Civil War, granting <em>citizenship to all people</em> born or naturalized in the country, and it has become kind of the main provision in the USA Constitution to enforce Civil Rights and prevent violations; but it was only until the <em>Civil Rights Era</em> around the 1950s and 1960s that really became effective; affairs such as <em>"Jim Crow laws"</em>, <em>white supremacy</em> organizations, multiple segregation policies, voter suppression mechanisms such as <em>"The white primries"</em>, poll taxes and some others like <em>literacy tests</em> vastly impeded the effectiveness of the Amandment for a long time.
Answer: In a sense they were snobbish, the only reason for colonization was gold and to spread their faith to the Native Americans. In the attempt to do that most thought of the natives as savage and nonhuman. They believed themselves as the predominant race and the owners of the land the natives lived on. Many were greedy and only thought of what they could gain without thinking of the consequences of their actions.
Explanation: millions of Native Americans died not only from the diseases that were brought over but from the force labor and conquest of the conquistadors.
Feelings of security and stability.
Hope this helps!