 However, the absolutist party of the landowners and the Church, were not satisfied with this compromise, and they continued to regard Miguel as the legitimate successor to the throne on the grounds that according to the Portuguese succession rules (approved by the Cortes after the 1640 Restoration), Pedro had lost the right to the Portuguese crown, when he took possession of a foreign crown (Brazil).They also were alarmed by the liberal reforms that had been initiated in Spain by the liberals

In February 1828, Miguel returned to Portugal to take the oath of allegiance to the Charter and assume the regency.The Cortes of 1828 proclaiming him king as Miguel I of Portugal and he reigned from 1828 to 1834.