Citizens United v. Federal Election Commission

Citizens United v. Federal Election Commission, 558 U.S. 310 (2010), is a landmark decision of the Supreme Court of the United States regarding campaign finance laws and free speech under the First Amendment to the U.S. Constitution. The court held 5–4 that the freedom of speech clause of the First Amendment prohibits the government from restricting independent expenditures for political campaigns by corporations, including nonprofit corporations, labor unions, and other associations.