In this case it would be every country that ratified the treaty itself. This kind of international treaty just becomes more or less national law. But I just rea

In this case it would be every country that ratified the treaty itself. This kind of international treaty just becomes more or less national law. But I just read that the US did not really ratify this one, it ratified it and added five reservations, five understandings, and four declarations. So this one has probably not much effect in the US. But usually you can just go to national courts if you see a violation of international law like this.