[1] Not coincidentally, it was formed shortly after the organization of the Grand Lodge of Chile, and has maintained a close relationship with Chilean Freemasonry throughout its life.

Prior to these laws, it was impossible for non-Catholics to contract marriage in Chile, and meant that any children they produced were illegitimate.

In the crucial 1970 election, which resulted in the presidency of Salvador Allende, they formed an alliance with the right-wing National Party and, later, supported Pinochet's 1973 coup.

In contrast, the Radical Party was part of the Unidad Popular coalition supporting Salvador Allende who became president in 1970.

On 3 August, Senators Bossay, Baltra, Acuña, Juliet and Aguirre and deputies Ibáñez, Magalahes, Naudón, Basso, Clavel, Sharpe and Muñoz Barra left the Radical Party.

During that time, the Radical Party of Chile declared their organization to be socialist and they officially adhered to the doctrines of historical materialism and class struggle.