That's the liberal progressive socialist view of the world. They actually think the U.N, full of criminal dictators and monarchs in non-democracy governments, has sovereignty over American Law. The only people with sovereignty over America are the American voters and the laws of our country that they enforce.
source: http://biggovernment.com/jdunetz/2011/06/17/obama-claims-the-un-can-usurp-congressional-war-authority/