Labor law is the body of law which address the legal relationship between trade unions, employees, and employers -- including collective bargaining, union organization activities, and the negotiation of strikes and lockouts. Labor law arose due to the demands for workers for better conditions, the right to organize, and the simultaneous demands of employers to keep labor costs low. Labor law attorneys may represent their clients in matters before the National Labor Relations Board (NLRB), which hears disputes between employers and unionized employees.
Coraopolis is a borough in Allegheny County, Pennsylvania, USA. The population was 6,131 at the 2000 census. In 1940 the population peaked at 11,086. It is a small community located to the west of Pittsburgh, along the Ohio River. The borough is noted for its steep topography, numerous brick streets and many large, old and exquisite homes. The American Bridge Company is headquartered in Coraopolis.