García Robles received the peace prize as the driving force behind the Treaty of Tlatelolco, setting up a nuclear-free zone in Latin America and the Caribbean.
García Robles menerima penghargaan perdamain kaena dianggap sebagai kekuatan pendorong di balik Perjanjian Tlatelolco, yang menetapkan zona bebas nuklir di Amerika Latin dan Karibia.