Former UN chief Kofi Annan dies at 80

Kofi Annan, the former UN secretary-general who won the Nobel Peace Prize for humanitarian work, has died aged 80, international diplomats say, according to BBC and other international news agencies reported.

Annan was the first black African to take up the role of the world's top diplomat, serving two terms from 1997 to 2006.

He later served as the UN special envoy for Syria, leading efforts to find a peaceful solution to the conflict.