Well maybe China and Vietnam follow this rule but I usually see Korea referred to as Kingdom of and not Dynasty at least in English Okinawan and Japanese Kingdom of Baekje Kingdom of Silla Kingdom of Joseon etc So if there already exists a fully independent article on the Joseon Dynasty which states that the descendants of Yi controlled Joseon and the Korean Empire from 1392 1910 the Joseon Era then what exactly do you want to change in this article If you want it to focus more on the Joseon Era you can freely add information as you please or make an independant article like how Tokugawa Shogunate and Edo Period have separate articles Well I m assuming that s because was more of an exonym and you were reading out of the Annals