Some liked the new people, some did not. Some Natives saw this as an opportunity to trade. Some battled with the conquistadors. They were confused because they had not seen someone with the skin color of the conquistadors. The conquistadors also brought along diseases with them which killed many, and made much more ill.
The Constitution requires all government office-holders to take an oath to support that document, but it ... No one felt anything more was needed—until the Civil War. In 1862, Congress adopted the "Ironclad Test Oath." Civil servants and military officers had to swear loyalty to the Union and affirm no previous disloyalty.
1) Segregation such as when there were ‘white’ areas and ‘colored’ areas. 2) Discrimination and racism such as in the past year police brutality towards people of color.
Some people in the north thought of all the south as barbaric. Also he wanted only for a unified america to emerge. It was also bad for the south because a new civil war almost arose.