RE: Monarch is a Manga/Manhwa/Manhua in english language, Fantasy series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

A progression fantasy epic set in a time-loop where planning and cleverness are as vital as swordplay, about a spoiled prince who discovers what it means to rule. Watch as he gains power, learns magic, forges alliances, and delves deeper into the mystery of the loop itself and the nature of his relationship with the ruthless antagonist.