The life and reign of Prince Milan I of Serbia, later King Alexander I of Serbia (I. Milan Obrenović / I. Aleksandar Obrenović) played a significant role in Serbian history. He was the first ruler of the Serbian principality (1868-1882) and later of the Serbian kingdom (1882-1889). 1854. born on August 22, 1868 in Kragujevac. ascended the throne on June 6, after inheriting power after the death of his father, Mihailo Obrenović. 1889. he was assassinated on May 29 when he died in a coup d'état.I. Milan's main goal was to modernize the Kingdom of Serbia. He supported the development of infrastructure, the promotion of education and culture. He tried to increase Serbia's independence and influence in the Balkans through diplomatic efforts. He modernized the army to increase Serbia's military power. 1889. He was assassinated on May 29 in Belgrade during a coup organized by Petar Todorović and the military leaders.I. During Milan's reign, Serbia underwent significant development, and his reforms and policies played a fundamental role in the development of modern Serbia.

During the reign of Prince and then King Milan I of Serbia (1868–1889), the coinage of Serbia underwent significant changes. At the beginning of his reign, Milan I was still recognized as a vassal of the Turkish Empire, and Serbian coins followed the Turkish minting system . The coins were made of silver and copper and bore the following inscriptions: obverse: Name and title of the Ottoman Sultan, reverse: Name and title of the Serbian prince. In 1878, after the Serbian-Turkish war, Serbia gained its independence. This allowed Milan I to introduce his own national currency. The new currency was the dinar, which was divided into 100 paras. Silver and gold coins and paper money were minted. In 1882, Milan I was crowned king. This change was also reflected in the coinage. The coins received a new obverse with a portrait of King Milan I. The Serbian coat of arms continued to appear on the reverse side.I. Among the coins minted during Milan's reign, the most significant are the following: 1878 silver dinar: This was the first Serbian national coin after gaining independence. 1882 gold 10 dinars: This coin was minted to commemorate the coronation of King Milan I. 1883 silver 5 dinars: This was the first Serbian coin on which, in addition to the king's portrait, the Serbian coat of arms appeared.I. Milan abdicated in 1889. He was succeeded by his son, King Alexander I.