Buzzfeed - Known as Investor-State Dispute Settlement, or ISDS, it is written into the treaties that govern international trade.
It’s supposed to be a reliable, impartial forum to resolve conflicts between international corporations and the countries where they operate. But it is not a level playing field.
When countries try to regulate pollution or fight corruption, corporations have used this court to demand hundreds of millions or even billions of dollars in retribution. And the odds are stacked in their favor.