That Time I Got Reincarnated as a Slime - Season 2 Episode 13
The Visitors

A feast is thrown to celebrate the revival of Tempests fallen and the return of Veldora. After enjoying a brief, peaceful respite, Rimuru tells everyone his future plans: hes going to get the word out to the whole world that hes a Demon Lord and declare war against Clayman. Then King Gazel of the Armed Nation of Dwargon, Fuze of the Kingdom of Blumund, and Erens father, Archduke Elalude of the Sorcerous Dynasty of Thalion, all arrive in Tempest, and an important meeting to discuss the nations future begins.