John Károly I, King of the Second Republic of Spain, his life and reign brought many significant events. 1938. He was born on January 5 in the Palacio de la Zarzuela in Madrid. His parents: Francisco Franco and María de las Mercedes de Borbón y Orleans. As a child, Károly János was raised as a member of the Spanish royal family, and at a young age he occupied a prominent place in the line of succession to the throne. 1975. he was crowned king in November, after the death of Franco, Spain returned to the monarchy. During the reign of Károly János, Spain underwent significant political and social changes. The country was modernized and democratic institutions strengthened. He supported constitutional reforms and helped Spain join the European Union in 1986. His first marriage was in 1962 to Princess María del Pilar de Borbón y Borbón-Parma, but the marriage contracts changed and They divorced in 1972. His second wife was Princess Sofía of Greece and Denmark in 1975, who was a member of the Greek and Danish royal families. From the marriage of Károly János and Sofía, three children were born: Elena, Cristina and Felipe. 2014. he died on September 13 and was buried in the Palacio de la Zarzuela in Madrid. During the reign of Károly János, Spain experienced significant development and modernization, and under his leadership the country returned to the monarchy.

During the reign of John Károly I (1975-2014), Spain transitioned from the dictatorship of the Franco regime to democracy, and the coinage also reflected these changes. : The coins received a new script, with the portrait of King Charles János and the inscription "Juan Carlos I Rey de España". 1989-2014: The coins received a new face again, the portrait of the king was slightly changed and the inscription "España" was added.I . Banknotes of King Charles János: 1975-1982: Franco's portrait and address appeared on the banknotes. 1982-1987: The banknotes received a new script, with the portrait of King Charles János and the inscription "Juan Carlos I Rey de España". 1987-2002: The banknotes again they got a new script, the portrait of the king was slightly changed and the inscription "España" was added. 2002-2014: The introduction of the euro in Spain.I. During the reign of Károly János, many commemorative coins were minted, which immortalized important historical events, anniversaries and personalities. In 1982, on the occasion of the king's 50th birthday, a 2,000 pesetas silver commemorative coin was minted. In 1992, a 100 pesetas silver commemorative coin was issued for the Olympics. 2002 In , on the occasion of the introduction of the euro, a silver commemorative coin worth 12 ecu was minted.