Policy historians agree that interest groups are frequently involved in particular policy laws. In fact, 279 major new laws passed by Congress were partially credited by interest groups. These groups also were a part of 54.8 per cent of every major legislative law, 31 important executive orders (a total of 41.3 per cent), 35 important administrative agency rules ( a total of 39.3 per cent), and 46 important judicial decisions ( a total of 36.8 per cent) (Grossman, 2012). Though, interest group factors are credited by policy historians, which take part in policy making in all types of federal policy making action and mostly in Congress. Factors interest groups are known for are: media coverage, focusing events, agreements and discussions with
