[1] Most of its founders hailed from the Movement for Socialism (MAS) tendency, expelled from the Christian Democratic Party of Honduras (PDCH).
[3] Marco Virgilio Carías, professor at the Faculty of Economics at UNAH in Tegucigalpa, was the chairman of PASO.
[7] The Propaganda Commission of PASO published the organ Bandera Socialista ('Socialist Banner').
In April 1980, some of its leaders were arrested, accused of involvement in the kidnapping of a Texaco official (the action had been claimed by the PRTC).
Moreover, the other FPH organizations didn't back up his candidacy and he was thus unable to gather the necessary signatures to formalize his candidature.