Norway’s King Harald V has died at the age of 89, ending a 35-year reign that reshaped the modern monarchy and made him one of the country’s most widely regarded public figures.

According to the supplied BBC evidence, the palace in Oslo said Harald died peacefully at 06:35 local time on Friday at the national hospital after being taken in for treatment for a rare blood condition. The royal flag on the palace roof was lowered to half-mast, and a period of national mourning was declared ahead of the funeral.

His son, Crown Prince Haakon, 53, has succeeded him and was due to hold an extraordinary council of state with the government later on Friday. The transition was immediate and formal, as is customary in Norway’s constitutional monarchy.

The BBC report says mourners gathered at the royal palace to lay flowers and flags, a sign of the public affection Harald commanded. It describes him as the nation’s first king born in Norway since the 14th century and notes that he was remembered as a reforming monarch who modernised the institution, broke with tradition by marrying a commoner and served as a unifying figure during difficult national moments.

The source also places his reign in a wider family and historical context. Harald was born in 1937, became crown prince in 1957 and succeeded his father, King Olav V, in 1991. During his reign, the monarchy became more transparent and egalitarian, including more openness about finances and health matters. The BBC report quotes royal observers who described him as down to earth, beloved and closely connected to ordinary Norwegians.

Harald’s public standing was reinforced in moments of national trauma, including the 2011 bomb and gun attacks in Oslo and on Utøya. The BBC account recalls that he urged Norwegians not to let fear take over and later gave a speech that many viewed as defining the role of the monarchy in the country’s civic life.

The evidence also notes condolences from King Charles III and Sweden’s King Carl XVI Gustaf, reflecting Harald’s place in Europe’s royal network. It says he is survived by Queen Sonja, their children Princess Märtha Louise and King Haakon, and six grandchildren.

This report does not add to the source’s biography beyond what was supplied. The key event is clear: Norway has entered a new reign after the death of a monarch whose popularity rested on restraint, empathy and an unusually close relationship with the public.