Inquisition: Spain established the Spanish Inquisition in the late 15th century to identify and punish individuals who were deemed heretical or who did not adhere to Catholic teachings. The Inquisition was used as a means to enforce religious orthodoxy and suppress dissent within Spain. Reconquista: The Spanish Reconquista was a centuries-long campaign to reconquer the Iberian Peninsula from Muslim rule. Through military conquest and conversion efforts, Spain sought to reclaim territories for Catholicism and expand the influence of the Catholic Church. Spanish missions: In the Americas, Spain established missions to convert indigenous peoples to Catholicism. Missionaries played a crucial role in spreading the faith, often alongside colonial expansion, and the establishment of Spanish settlements. Council of Trent: Spain played a significant role in the Council of Trent, a 16th-century ecumenical council convened by the Catholic Church to address issues of religious reform and counter the spread of Protestantism. Through its involvement in the council, Spain sought to strengthen and promote Catholicism both within its own borders and throughout its global territories. make it shorter

The Spanish Inquisition was created to punish non-Catholics, while the Reconquista aimed to reclaim land from Muslim rule. Spanish missions were established in the Americas to convert indigenous peoples. Spain played a key role in the Council of Trent to promote Catholicism and counter Protestantism.