Gun control measures passed by President Clinton requiered background checks to buy guns. This is known as the Brady Handgun Violence Prevention Act, often referred to as the Brady Act or Brady Bill. This act mandated federal background checks on firearms purchasers in the United States, and imposed a five-day waiting period on purchases, until the NICS system was implemented.
The Constitution can be changed by a process called altering it. The first ten alterations to the Constitution are known together as the States’ Rights Acts. Alterations to the Constitution must be approved by half of the states.
1st person is a person telling the narrator's perspective, and 3rd person is a person who has plenty of stories and novels to tell and are written in 3rd person.