“If you need a license to drive a car, you should need a license to buy and possess a gun,” said U.S. Sen. Cory Booker, a Presidential candidate, and the bill’s author. The measure, dubbed the Federal Firearm Licensing Act, would require individuals who want to buy or receive a firearm to first get vetted by and be issued a license from the U.S. Department of Justice. In addition to an extensive background check, applicants would have to complete firearms training “which must include a written test and hands-on training to ensure safe use and accuracy,” and submit fingerprints. Further,...