The Wagner Act gave labor unions government support. It created a system to arbitrate disputes between unions and employers
They are lawfully authoritative similarly that bargains are. In spite of inquiries regarding the lawfulness of official assentions, in 1937 the Supreme Court decided that they had an indistinguishable power from settlements. Since official assentions are made on the expert of the officeholder president, they don't really tie his successors.
George Washingtons close advisers were called "the Cabinet"