Chile

1973 Inauguration of La Silla Astronomical Observatory

1973 The 50th Anniversary of Chilean Naval Aviation

1973 The 25th Anniversary of General Bernardo O’Higgins Antarctic Base

1973 The 150th Anniversary of the Death of General Jose Miguel Carrera, 1785-1821

1972 Tourist Year of the Americas

1972 International Book Year

1972 The 2nd Anniversary of the Death of General Rene Schneider, 1913-1970

1972 International Correspondence Week

1972 Inauguration of Cerro Calan Observatory

1972 The 150th Anniversary of Arturo Prat Naval College