things get a little fuzzier when you consider that the us holds security council veto power and routinely violates the npt...
I don't think things are that fuzzy, access to the security council will determine whether anything gets done, and states that violate the rules are protected in large measure by who their allies are on the council. The way the United Nations is run, particularly the Security Council, shows me that whatever role the democratic process plays in its management, it is ultimately nullified by countries with economic and military dominance.
Corporations have gained some of the rights that individuals have. see: Dartmouth College v. Woodward (1819) [state control of corporations], The Railroad Tax Cases (e.g. San Mateo v. Southern Pacific) in 1882 [applies to the 14th Amendment], Minneapolis & St. Louis Railroad v. Beckwith (1889) ["due process" and "equal protection"], Noble v. Union River Logging (1893)[5th Amendment], Hale v. Henkel (1906) [4th Amendment], Armour Packing Co. v. U.S. [6th Amendment]
Pound for pound, the amoeba is the most vicious animal on earth.