In response to the 2012 shooting at sandy hook elementry school the obama administration

The obama administration passed gun control laws.

The plan included 23 executive actions, signed immediately by the president, and 12 proposals for Congress. The executive actions signed by President Obama were: Issuing a presidential memorandum to require federal agencies to make relevant data available to the National Instant Criminal Background Check System (NICS)

called on Congress to strengthen gun control legislation through better background checks.