US equivalents for John Harris' - It's an illusion

To apply information in this video to the United States: http://bbc5.tv/eyeplayer/articles/john-harris-its-illusion

Replace:

Parliament for Congress
Member of Parliament for Congressman

United Kingdom for the United States
And every agency, department, or instrumentality of government to their respective equivalent.

And know that
Federal statute defines the "United States" in the "Judicial Code" at 28 USC 3002 (15) United States is a federal corporation, or any agency or instrumentality.