The United States Postal Service (USPS) is an independent federal agency responsible for delivering universal postal services throughout the U.S., as required by the Constitution and influenced by legislative changes. Founded in 1775, it transitioned from a cabinet-level department to its present structure in 1971, managing universal service commitments alongside financial difficulties.
Scholars such as Louis Melius have pointed out its significance in connecting rural and urban areas, while Thomas C. Jefferies has focused on its operational intricacies and employee relations. Legal documents emphasize its constitutional duty to unite the nation through communication. The USPS’s initiatives for modernization, including electrifying its vehicle fleet and adapting to financial reforms, demonstrate its ongoing importance as a vital public institution.