Because this federal agency has an even number of members and no tie-breaking provision, it was unable to function for most of 2020 due to lack of quorum. In 2003, Mitch McConnell sued this agency and lost a 5-4 decision which upheld a 2002 bipartisan act. Byron White dissented in a case which challenged this agency’s regulatory powers (15[1])using the free speech provision of the First Amendment; (15[1])that case was (*) Buckley v. Valeo. The director of Celsius 41.11, named after the temperature at which the brain melts, sued this agency over the timing of Hillary: The Movie, released during the 2008 Democratic primary. This six-member agency was strengthened by the McCain-Feingold Act. For 10 points, name this agency which oversees campaign finance (10[1])and was sued in the Citizens United case. ■END■