Case Worker Training Programs and Requirements. A case worker is a social worker who assists and advocates for clients facing problems such as addiction, abuse, unemployment, disability, and discrimination. Learn about program levels and related courses, as well as job prospects and continuing education.
In other countries, all courts have the ability to declare a law unconstitutional. In the United States, a constitutional challenge may be asserted and a law declared unconstitutional by any court in the country. In practice, although all courts have the power to declare a law unconstitutional, when it actually happens, the case frequently is appealed all the way to the United States Supreme Court.
Introduction. In Marbury v. Madison (1803) the Supreme Court announced for the first time the principle that a court may declare an act of Congress void if it is inconsistent with the Constitution. William Marbury had been appointed a justice of the peace for the District of Columbia in the final hours of the Adams administration.