Everyone in The Five Nations knows that a Goblin Empire inhabited Khorvaire before humanity, but that it fell long ago
Most people don’t know the name of this Empire, not what lead to its downfall
People generally recognize Dhakaani ruins as goblin creations, and they know many of Khorvaire’s largest cities are built on goblin foundations.
A few fringe groups assert those ancient structures are clearly too sophisticated to be Goblin work and must’ve been built by some forgotten human civilization, but most people consider these stories as the ridiculous conspiracy theories they are—on par with the idea that shapeshifted dragons are secretly manipulating the world.
Most Citizens ofThe Five Nations (and even some from Darguun don’t know the difference between the ancient Goblins and Modern ones.
If a modern Citizen met a Goblins from the original Dhakaani Empire (who for the sake of the argument we will pretend has been living in a secret underground civilisation for millennia, hiding and watching). They might think they are a bit strange, but assume they were just from Darguun