Antitrust and Trade Regulation laws aim to promote free competition in the marketplace. Agreements or cooperative efforts by two or more entities that affects or restrains competitors is illegal under these laws. The Sherman Act makes illegal any contract, combination, or conspiracy in restraint of trade or commerce and makes monopolies and attempts, combinations, or conspiracies to monopolize illegal. The Clayton Act regulate price discrimination, tying and exclusive dealing contracts, stock acquisition and interlocking directorates.
Wakpala is an unincorporated community in Corson County, South Dakota, United States. Although not tracked by the Census Bureau, Wakpala has been assigned the ZIP code of 57658. Wakpala is within the boundaries of the Standing Rock Indian Reservation and its name loosely translates to "creek" in the Lakota language. Chief Gall (Phizi) is buried in the Episcopal Cemetery here and Chief Sitting Bull (Tatanka Iyotake) is possibly buried under a concrete bust bearing his name a few miles south of town in the Mobridge area. Sitting Bull was originally buried at Fort Yates, North Dakota but an effort was made to exhume his bones and rebury him at the present site, but some individuals assert that the bones moved are not his. The annual Wakpala Wacipi (dance or powwow) is usually held on a weekend in late August.