(born 1941), Costa Rican president 1986–90 and 2006–10. He worked to achieve peace in Central America, particularly in Nicaragua. Nobel Peace Prize (1987).
Definition of Arias Sanchez, Oscar in US English:
Arias Sanchez, Oscar
proper nounˈärē-äs ˈsänCHes
(born 1941), Costa Rican president 1986–90 and 2006–10. He worked to achieve peace in Central America, particularly in Nicaragua. Nobel Peace Prize (1987).