ORDEN helped control the 1972 elections, in which reform-minded José Napoleón Duarte lost to Arturo Armando Molina (of Rivera's party, the Party of National Conciliation (PCN) due to fraud.
•
On May 14, 1980, ORDEN participated with the National Guard and units of Military Detachment No. 1 in a large massacre at the Rio Sumpul on May 14, 1980, in which an estimated 600 civilians were killed, mostly women and children.