The Mara Salvatrucha gang originated in Los Angeles, set up in the 1980s by Salvadoran immigrants in the city's Pico-Union neighborhood who immigrated to the United States after the Central American civil wars of the 1980s.
Definition. The Sierra Club is the oldest grassroots environmental organization in the United States. The organization was founded in 1872 by a San Francisco group of professors, businessmen, and other professionals led by John Muir (Cohen 1985, 10).
Lions Clubs International is the worldâs. largest service club organization. Its 1.4 million members are dedicated to bettering the. quality of life for the handicapped, the poor, the sick and the aged. The motto of Lions. Clubs International is âWE SERVE,â and Lions live this motto with enthusiasm. A Lions Club is not a fraternal, social or political organization. It is a group of civic-minded. men and women who have banded together to do the things they cannot do alone. Lions. are willing and anxious to give their time, energy and resources in service to others.