He was elected county legislator in Morris County, serving from 1995 to 1998, during which time he generally pushed for lower taxes and lower spending. By 2002, Christie had campaigned for Presidents George H. W. Bush and George W. Bush. Bush appointed him as United States Attorney for New Jersey, a position he held from 2002 to 2008. In that position, he fought political corruption and also obtained convictions for sexual slavery, arms trafficking, racketeering by gangs, and other federal crimes.