The medieval kingdoms are past manifestations of North and South Korea. If you studied Korean linguistics, I doubt you’d be questioning that they the manifestations even have different names.
I dont want to take the time to go through your reference with you, only for you to then again refuse to engage with the argument but instead throw up yet another half-assed article.
And you wonder why I hesitate as well as bring up the whole criteria question amidst you at other times asking for an increased quantity of sources rather than increased quality), especially as what you’re saying is more derailing.
I did not claim they weren’t isolationist, nor did I say it was for any reason aside from it being one of their cultural values/habits. Is this not you using the straw man fallacy? Would you be arguing against the point I’m not making as if I made it if you were able to come to terms with the fact I didn’t make it, or would you be praising the fact that I in actuality agree with you on that point?