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 of Spanish mysticism". He believes that in El Greco's mature works "the devotional intensity of mood reflects the religious spirit of Roman Catholic Spain in the period of the Counter-Reformation". El Greco also excelled as a portraitist, able not only to record a sitter's features but also to convey their character. His portraits are fewer in number than his religious paintings, but are of equally high quality. Wethey says that "by such simple means, the artist created a memorable characterization that places him in the highest rank as a portraitist, along with Titian and Rembrandt". El Greco painted many of