As of the year 2022, not all states in the U.S. have background check laws for gun purchases.
Federal law requires that for a person to buy a gun, they need to have a background check. But this only applies for when you are buying from licensed sellers.
While 21 states have extended these laws to private seller as well, other states still don't have background check laws outside federal law.
Find out more on background checks at https://brainly.com/question/18851270.
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