The Carnivale is mentioned to be related to Operation: Gladio. We also find out that they used to be heavily used by the Western European governments but have fallen out of favor in recent decades. They were also heavily used in South America and make use of torture techniques tied to Pinochet. With all this, its fairly easy to realize they started as an anti-Communist organization.
If G hadn't released all the Black Technology when he did then the world wouldn't have had a chance of surviving the Eruption of the Yellowstone Supervolcano.
Relatedly, Delphi has predictions of when and where it was going to erupt years before it happens. It's fairly clear that the world's governments just didn't pay attention to the warning signs or make preparations for it.
We also find out that they used to be heavily used by the Western European governments but have fallen out of favor in recent decades. They were also heavily used in South America and make use of torture techniques tied to Pinochet. With all this, its fairly easy to realize they started as an anti-Communist organization.