Article 3 establishes the application of Convention 169 to both indigenous men and women, in addition to establishing in Article 20 the principle of equal treatment and opportunities for men and indigenous women in employment, as well as protection against sexual harassment33. Part III Hiring and Conditions of Employment, Art. C-01076-2012-00021 OF.20. Tribunal Primero de Sentencia Penal, Narcoactividad y Delitos Contra el Ambiente.