American Tradition Partnership, Inc. v. Bullock

A Montana state law provides that a “corporation may not make ... an expenditure in connection with a candidate or a political committee that supports or opposes a candidate or a political party.” Mont. Code Ann. § 13-35-227(1) (2011). The Montana Supreme Court rejected petitioners’ claim that this statute violates the First Amendment. 2011 MT 328, 363 Mont. 220, 271 P. 3d 1. In Citizens United v. Federal Election Comm’n, 558 U. S. 310 (2010), this Court struck down a similar federal law, holding that “political speech does not lose First Amendment protection simply because its source is a…