 His birth solved the succession in Sicily and the continuity of the dynasty in Aragon at that time.The good news of his birth arrived in Aragon on February 1399 because his paternal grandfather, King Martin of Aragon, expressed his joy over his long-awaited grandson's birth in the letter about his forthcoming coronation to notary Vitale de Filesio, vicesecreto of Agrigento on 28 February 1399.This period was the zenith of the King of Aragon's rule when he and his wife, Maria de Luna, were crowned in Zaragoza.