Main Page | See live article | Alphabetical index The Sherman Antitrust Act, named for its author, Senator John Sherman of Ohio, is the principal antimonopoly law in United States business law. It made illegal "Every contract, combination, in the form of trust, or otherwise, or conspiracy, in restraint of trade or commerce among the several states." See also: Clayton Antitrust Act of 1914 This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.