1887 – Born in Los Ángeles, Chile on the 15th of September to Luis Dávila and Emilia Espinoza.
1907 – Graduated from the University of Santiago, Chile.
1911 – Entered Law School at the University of Chile.
1914 – He dropped out in school to work for newspaper "El Mercurio", of Santiago.
1917-1927 – Established and directed "La Nación" of the same city.
1932 – He founded the Chilean magazine, "Hoy".
1927-1931 – Served as Chilean Ambassador to the United States.
1929 – Received an honorary LL.D. from Columbia University.
– Another honorary LL.D. from the University of Southern California, in Los Angeles.
1932 – He was a member of the Government Junta and for several months provisional President of Chile.
1933 – He was the visiting Professor of International Law at the University of North Carolina at Chapel Hill, under the auspices of the Carnegie Endowment for International Peace.
1940 – Chilean Representative to the Inter-American Financial and Economic Advisory Committee.
– Became the author of the "Dávila plan", which created the Inter-American Development Commission.
1941 – Received the Maria Moors Cabot Award from Columbia University.
1943-1946 – He served on the Council of UNRRA.
1946 – Served as a member of the United Nations Economic and Social Council.
1949 – He authored and published the "We of the Americas".
1954-1955 – Served as secretary-general of Organization of American States (OAS).
1955 – He died on 19th of October while serving as Secretary General of the OAS.