Boris IV of Bulgaria (Bulgaria Rises Again!)

Boris IV (born 12 October 1997) is the Tsar of Bulgaria. He is the eldest son of Tsar Kardam II and the grandson of Tsar Simeon II. Following the death of his father in April 2015, Boris is currently the youngest European monarch.

Boris, who has maintained close relations with the Spanish royal family since his father's death, speaks Spanish, English, French and Bulgarian. He is an artist, devoted to sculpture, plays the guitar and was educated at the University of Sofia.