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 claim to rival these masters. As his own commentaries indicate, El Greco viewed Titian, Michelangelo and Raphael as models to emulate. In his 17th century "Chronicles", Giulio Mancini included El Greco among the painters who had initiated, in various ways, a re-evaluation of Michelangelo's teachings. Because of his unconventional artistic beliefs (such as his dismissal of Michelangelo's technique) and personality, El Greco soon acquired enemies in Rome. Architect and writer Pirro Ligorio called him a "foolish foreigner", and newly discovered archival material reveals a skirmish with Farnese, who obliged the young artist to leave his palace. On 6 July 1572,