Title. Alot of people actually believe in this, many documentaries cover this but IMO it's just for entertainment purposes. If it is actually true why wouldn't the CIA hunt them down ? Considering Argentina was at war with the Reich why would they go there ? Why not Spain that was friendly towards them ?
Oh, it's quite true. More can always be said on the matter, so if anyone would like to speak further on Nazis hiding in Argentina, please feel free to go ahead!
For the meantime, OP, I commend to your attention these previous threads: