Supreme Court of the United States, 1922

Justice Holmes, writing for the Court, held that Pennsylvania's Kohler Act exceeded the police power by effectively destroying reserved coal-mining rights without compensation. Although property may be regulated, regulation that goes too far constitutes a taking; the limited public interest in protecting the…

The Court held that professional baseball exhibitions were not interstate commerce within the meaning of the federal antitrust statutes. Interstate travel by clubs and players was merely incidental to the exhibitions, which were the business's essential subject.