That fund's goal doesn't even cover $1B per country and is done voluntarily from good will and even private institutions. From the other article you can see that the fund is basically just an investment gig for loans rather than donations out their well intentioned hearts. The USA has to pay compensation for Operation Condor at the very least, and that should not be something they can just opt out of. And that should only be the start if they want to get treated like allies and equals.