Columbia Encyclopedia

(Encyclopedia) migrant labor, term applied in the United States to laborers who travel from place to place harvesting crops that must be picked as soon as they ripen. Although migrant labor patterns exist in other p...

(Encyclopedia) Union Pacific Railroad, transportation company chartered (1862) by Congress to build part of the nation's first transcontinental railroad line. Under terms of the Pacific Railroads Act, the Union Paci...

(Encyclopedia) union shop: see closed shop and open shop. ...

(Encyclopedia) Union, Act of. For the union of England and Scotland (1707), see Great Britain; for the union of Ireland (1800) with Great Britain, see Ireland. ...

(Encyclopedia) Unión, La, town (1990 pop. 15,144), Murcia prov., SE Spain. It is a center for the rich lead, silver, iron, manganese, and zinc mines of the vicinity, which have been worked since Carthaginian times....

(Encyclopedia) International Telecommunication Union (ITU), specialized agency of the United Nations, with headquarters at Geneva. It was created in 1934 as a result of the merging of the International Telegraph Uni...

(Encyclopedia) Benelux Economic Union bĕnˈəlŭksˌ [key], economic treaty among Belgium, the Netherlands, and Luxembourg. It arose out of a customs convention signed in 1944, but was not fully established until 1...

(Encyclopedia) Universal Postal Union (UPU), specialized agency of the United Nations since 1948, with headquarters at Bern, Switzerland. Established in 1875 following adoption of the Universal Postal Convention, it...

(Encyclopedia) Union City. 1 Residential city (1990 pop. 53,762), Alameda co., W Calif., in an agricultural region; inc. 1959 with the merger of Decoto and Alvarado districts. Metal, plastic, paper, and food product...

(Encyclopedia) World Conservation Union: see International Union for the Conservation of Nature and Natural Resources. ...