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Sherman Antitrust Act

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Sherman Antitrust Act
ShorttitleSherman Antitrust Act
LongtitleAn act to protect trade and commerce against unlawful restraints and monopolies.
Enacted bythe 51st United States Congress
EffectiveJuly 2, 1890
Public law51-52
Statutes at large26 Stat. 209
IntroducedinSenate
IntroducedbyJohn Sherman (ROhio)
CommitteesSenate Finance
Passedbody1Senate
Passeddate1April 8, 1890
Passedvote151–1
Passedbody2House of Representatives
Passeddate2June 20, 1890
Passedvote2242–0
SignedpresidentBenjamin Harrison
SigneddateJuly 2, 1890
AmendmentsClayton Antitrust Act
Scotus casesUnited States v. E. C. Knight Co. (1895), Northern Securities Co. v. United States (1904), Standard Oil Co. of New Jersey v. United States (1911), United States v. American Tobacco Co. (1911), Appalachian Coals, Inc. v. United States (1933), United States v. Socony-Vacuum Oil Co. (1940), United States v. Aluminum Co. of America (1945), United States v. Microsoft Corp. (2001)

Sherman Antitrust Act is a landmark federal statute in the United States that prescribes the rule of free competition among those engaged in commerce. Passed in 1890 during the administration of Benjamin Harrison, it was the first measure enacted by the United States Congress to prohibit trusts and other combinations that restrained interstate trade. Named for its principal author, Ohio Senator John Sherman, the law aimed to curb the economic power of large industrial consolidations like Standard Oil and the American Tobacco Company.

Background and legislative history

The late 19th century, known as the Gilded Age, saw the rapid rise of powerful industrial trusts and monopolies, such as those controlled by John D. Rockefeller and J. P. Morgan. Public and political concern over the concentration of economic power and its effects on prices, small businesses, and farmers grew significantly, leading to the Populist Party and the Granger movement advocating for reform. Senator John Sherman, influenced by common law doctrines against restraint of trade, introduced the bill, which underwent significant revision in the Senate Finance Committee. It was signed into law by President Benjamin Harrison on July 2, 1890, with broad bipartisan support following the 51st United States Congress.

The act contains two main substantive sections. Section 1 declares illegal "every contract, combination in the form of trust or otherwise, or conspiracy, in restraint of trade or commerce among the several States, or with foreign nations." This targets collusive practices like price-fixing, bid-rigging, and market allocation among competitors. Section 2 makes it a felony to "monopolize, or attempt to monopolize, or combine or conspire...to monopolize any part of the trade or commerce." Enforcement was originally shared between the United States Department of Justice and private parties, who could sue for treble damages. The vague language of the act, particularly the "rule of reason" standard, was later clarified by the Supreme Court of the United States.

Major cases and enforcement

Early enforcement was limited, with the Supreme Court of the United States initially restricting its scope in United States v. E. C. Knight Co. (1895), distinguishing manufacturing from commerce. A more vigorous enforcement era began under President Theodore Roosevelt, the "trust-buster," leading to landmark victories in Northern Securities Co. v. United States (1904) and the dissolution of Standard Oil in Standard Oil Co. of New Jersey v. United States (1911) and the American Tobacco Company in United States v. American Tobacco Co. (1911). Later pivotal interpretations include United States v. Socony-Vacuum Oil Co. (1940), which deemed price-fixing per se illegal, and United States v. Aluminum Co. of America (1945), which defined monopolization. Modern applications include the case against Microsoft Corp. in United States v. Microsoft Corp. (2001).

Impact on American business

The act fundamentally reshaped the structure of American industry by outlawing the classic trust form of organization and discouraging overt collusion among competitors. It forced major reorganizations of dominant corporations in sectors like oil, tobacco, and railroads, and established the federal government as a regulator of market competition. The threat of litigation under it prompted corporations to seek alternative, less overtly restrictive methods of growth and coordination. Its existence created the field of antitrust law and established the United States Department of Justice Antitrust Division as a key economic watchdog, influencing corporate behavior and merger strategies for over a century.

Subsequent legislation and amendments

Recognized deficiencies in the original act, such as its generality and weak penalties, led to important supplemental legislation. The Clayton Antitrust Act of 1914 specifically prohibited certain anti-competitive practices like price discrimination and exclusive dealing contracts, and exempted labor union activities. That same year, the Federal Trade Commission Act created the Federal Trade Commission (FTC) as an independent administrative agency to enforce antitrust laws. The Robinson–Patman Act of 1936 amended the Clayton Antitrust Act to strengthen prohibitions against price discrimination, and the Celler–Kefauver Act of 1950 closed a loophole concerning asset acquisitions that lessened competition. These laws, together, form the core framework of United States antitrust policy.

Category:United States federal antitrust legislation Category:1890 in American law Category:51st United States Congress