435 U.S. 765 (1978)
In First National Bank of Boston v. Bellotti, the United States Supreme Court addressed a fundamental issue regarding the free speech rights of corporations under the First Amendment.
Does a statute that prohibits corporations from making expenditures to influence the outcome of a public referendum violate the First Amendment guarantee of free speech?
The First Amendment's guarantee of free speech extends to corporations, allowing them to engage in political speech regarding public referenda, unless a compelling governmental interest justifies the limitation.
The Supreme Court held that the Massachusetts statute violated the First Amendment. The Court struck down the law, ruling that political speech does not lose its protection simply because its source is a corporation.
This decision is significant because it established that corporate speech is protected under the First Amendment, particularly in the context of political expression. It expanded the scope of corporate rights, playing a crucial role in the development of First Amendment jurisprudence. Bellotti foreshadowed the broader reach of corporate free speech rights as later reaffirmed in Citizens United, making it a vital ruling for understanding contemporary debates over political expenditures.