Peter Delyan.

About Peter Delyan

Petar Delyan, sometimes enumerated as Petar II, was the leader of a major Bulgarian uprising against Byzantine rule in the Theme of Bulgaria during the summer of 1040. He was proclaimed Tsar of Bulgaria, as Samuel's grandson in Belgrade, then in the theme of Bulgaria. His original name may have been simply Delyan, in which case he assumed the name Petar II upon accession, commemorating the sainted Emperor Petar I, who had died in 970. The exact year of his birth cannot be ascertained with certainty, but it is believed to have taken place during the early 11th century, likely between 1000 and 1014. Similarly, the year of his death is estimated to be 1041.