"Since 2007, political lobbies spent a whopping $1.5 billion to expand immigration, according to the watchdog Sunlight Foundation. A mind boggling array of Washington power brokers are behind that money: The U.S. Chamber of Commerce, AFL-CIO, American Immigration Lawyers, National Association of Manufacturers, National Restaurant Association and others." 
Jonette Christian, in the Bangor Daily News, May 05, 2014