[3][4] The Amendment also "blocks any data legally released from being admissible in civil lawsuits against gun sellers or manufacturers," and was supported by the National Rifle Association of America (NRA).

[6] Former New York City mayor Michael Bloomberg had founded Everytown for Gun Safety "which was created after the Sandy Hook Elementary School shooting in 2012 where more than 20 people died, most of them young children.

[7] The editorial news director at the time, James Burnett said, "We do bring a point of view to the issue of gun violence: We believe there is too much of it.

[23] In a partnership with The Atlantic, The Trace investigated the reasons the Centers for Disease Control and Prevention (CDC), which has an annual budget of over $11 billion, stopped doing research on gun violence.

The Injury Center, established by Rosenberg and five colleagues in 1992, had an annual budget of c. $260,000 focused on "identifying the root causes of firearm deaths and the best methods to prevent them".

The first attempt was during the confirmation proceedings of Supreme Court justice Sonia Sotomayor in 2009 at the request of Mitch McConnell and again in 2010 with Elena Kagan.