Since the 1800s, a handful of oligarchs had controlled nearly all of El Salvador's land, forcing laborers to work for almost nothing. But in 1980, farmers and urban workers formed guerrilla groups to overthrow the US-backed dictatorship. These revolutionaries were attacked from every direction, but a group of rebels refused to be silenced. Diana Sierra Becerra shares the story of Radio Venceremos. This was originally an animated TED-Ed lesson. It was directed by Tomás Pichardo-Espaillat, narrated by Christina Greer, and the music was made by Cem Misirlioglu and Sergio Sayeg. After the lesson, our host Sherrell discusses why tech doesn't need to be complicated to be revolutionary.