2021年10月14日 · The Posse Comitatus Act bars federal troops from participating in civilian law enforcement except when expressly authorized by law. This 143-year-old law embodies an American tradition that sees military interference in civilian affairs as a threat to both democracy and personal liberty.

The Posse Comitatus Act is a United States federal law (18 U.S.C. § 1385, original at 20 Stat. 152) signed on June 18, 1878, by President Rutherford B. Hayes that limits the powers of the federal government in the use of federal military personnel …

The posse comitatus (from the Latin for "power of the county"), frequently shortened to posse, is in common law a group of people mobilized to suppress lawlessness, defend the people, or otherwise protect the place, property, and public welfare.

2019年1月12日 · The term posse comitatus describes a group of able-bodied people formed – usually by a sheriff – for the purpose of defending the country, or to prevent others from breaking the law. Authorities no longer rely on posse comitatus, though the concept still exists as part of the American legal system.

: the entire body of the inhabitants who may be summoned by the sheriff to assist in preserving the public peace (as in a riot) or in executing a legal precept that is forcibly opposed including under the common law every male inhabitant who is above 15 years of age and not infirm.

2024年10月3日 · The Posse Comitatus Act of 1878 was enacted to keep the U.S. military out of civilian law enforcement except where authorized by Congress. While it is meant to prevent federal troops from being used against Americans, gaping loopholes and exceptions threaten to swallow the rule.

Enacted in 1878, the Posse Comitatus Act was expressly intended to prevent United States Marshals, on their own initiative, from calling on the Army for assistance in enforcing Federal law. The Posse Comitatus Act has served the Nation well in limiting the use of the Armed Forces to enforce the law.