 Construction began in 1949 and took ten years to complete, funded and supported by Apostleship of Prayer members.Yet it was only in 1952 that the first construction started on the site; at that time the foundations of the monument were established by "Empresa de Construções OPCA" (at the time, at a cost of 3.020 contos).The inauguration of the complex officially began on 17 May 1959, and continued throughout the 20th century.