El Greco El Greco officially complained about this event. A few months later, on 18 September 1572, he paid his dues to the Guild of Saint Luke in Rome as a miniature painter. At the end of that year, El Greco opened his own workshop and hired as assistants the painters Lattanzio Bonastri de Lucignano and Francisco Preboste. In 1577, El Greco migrated to Madrid, then to Toledo, where he produced his mature works. At the time, Toledo was the religious capital of Spain and a populous city with "an illustrious past, a prosperous present and an uncertain future". In Rome, El
El Greco painted in 1566),—which were brought into the group of early works of El Greco. El Greco is now seen as an artist with a formative training on Crete; a series of works illuminate his early style, some painted while he was still on Crete, some from his period in Venice, and some from his subsequent stay in Rome. Even Wethey accepted that "he [El Greco] probably had painted the little and much disputed triptych in the Galleria Estense at Modena before he left Crete". Nevertheless, disputes over the exact number of El Greco's authentic works remain unresolved, and the status