years from dell. and that s the moment when i said i want to focus on the disputes that are inevitable. i met the steadily growing number of investor state disputes the global power of international investment tribunals has reached a moment proportions at the center of this case is a company that has caused suffering in both the u.s. and peru. the branco group has a long track record as a polluter. it s owned by iran that the american billionaire industrialist he began his career as a rule street credit. broncos lead smelter poisoned the small town of herculaneum in the state of missouri mining contamination by its subsidiary don t run peru did the same to not arroyo high up in the andes the 2 communities joined forces to take a stand against rancor. back in about