European monarchs and world leaders paid to Norway's King Harald, after the royal palace announced his death aged 89.

Harald was the continent's oldest reigning monarch. His son Haakon automatically succeeded him to the throne.

Here are some of the main tributes:

Britain's King Charles

Britain's King Charles III hailed "dear cousin", who he said had served "with unwavering dedication, guiding Norway through times of great change with warmth and humility".