Most had been born to women in prison who had been persecuted as political dissidents and were later "disappeared" by the Argentine military dictatorship during the eight-year "Dirty War" from 1976-1983.
Kebanyakan dari mereka dilahirkan dari wanita di dalam penjara yang dipersekusi sebagai penentang politik dan kemudian "menghilang" oleh kediktatoran militer Argentina selama "Perang Kotor" tujuh tahun dari 1976—1983.