<Li> Legal Division, which assisted the Department of Justice in seeking compliance with board decisions in the courts, or in responding to suits brought about by board decisions . </Li> <Li> Research Division, which studied decisions of the regional boards so that a comprehensive labor law might be developed, and studied the economics of each case . </Li> <P> Within a year, however, most of the jurisdiction of the "First NLRB" was stripped away . Its decisions in the automobile, newspaper, textile, and steel industries proved so volatile that Roosevelt himself often removed these cases from the board's jurisdiction . Several federal court decisions further limited the board's power . Senator Robert F. Wagner (D--NY) subsequently pushed legislation through Congress to give a statutory basis to federal labor policy that survived court scrutiny . On July 5, 1935, a new law--the National Labor Relations Act (NLRA, also known as the Wagner Act)--superseded the NIRA and established a new, long - lasting federal labor policy . The NLRA designated the National Labor Relations Board as the implementing agency . </P> <P> The first chair of the "new" NLRB was J. Warren Madden, professor of the University of Pittsburgh School of Law . Madden largely confirmed the previous structure of the "first NLRB" by formally establishing five divisions within the agency: </P>

What la created the national labor relations board