The monument to the queen Maria I, majestic statue celebrating Maria’s reign together with the power of monarchy, reveals the purpose of its patron Pina Manique (1733-1805) to magnify his own prestige into the Court. Both the grandeur and the iconografy of the monument suggested the power he reached in the government by supporting the queen in the aim of the preservation of the Ancien Régime. This paper focuses on the different phases of the commission of the statue, also thanks to new documents that come to increase the knowledge concerning its execution.