This publication, clearly antifascist and above all provocative against the Estado Novo regime, brought her and her co-authors, called the "Three Marias" (Maria Velho da Costa, Maria Teresa Horta, and Maria Isabel Barreno) before a tribunal, until the Carnation Revolution, on 25 April 1974, ended their trial and interrupted the sanctions to which they had been subjected.
This book, openly anti-fascist and highly critical of the Estado Novo regime, led to her and her co-authors, known as the "Three Marias" (Maria Velho da Costa, Maria Teresa Horta, and Maria Isabel Barreno), being brought before a tribunal until the Carnation Revolution on April 25, 1974, ended their trial and lifted the penalties they had faced.