 It had an important role in teaching ESMA Navy officers counter-insurgency techniques, including the systematic use of torture and ideological support.In a related issue that Robin documented, Manuel Contreras, the head of Dirección de Inteligencia Nacional (DINA) had told her that the Direction de surveillance du territoire (DST) French intelligence agency had given Chilean secret police the names of refugees in exile in France, and those who had returned to Chile from France (Operation Retorno).The Chileans who returned were killed, but France prevented CONDOR assassination of Chilean exiles on its soil.