Maybe you will meet others when you return home. In my universe, there have been no global conflicts for over a century; the same may happen in yours.
[Although Chekov is firmly rooted in science and not prone to believing in things like goblins, he has seen many things that are well outside of science's scope. He even lived with a wizard in a magical house. As such, he isn't as skeptical as he would like to be.]
Goblin land? Then such things exist in your world?