Martti Oiva Kalevi Ahtisaari was a Finnish politician, the tenth president of Finland, from 1994 to 2000, a Nobel Peace Prize laureate, and a United Nations diplomat and mediator noted for his international peace work. From Wikipedia
From Yevgeny Prigozhin's sudden death to the passing of former U.S. Secretary of State Henry Kissinger, 2023 marked the end of an era for many influential figures.
