[4] Most Latino/Spanish radio stations had to opt for purchasing less desirable show time hours such as early in the morning or very late into the evening.

[6] Pedro J. Gonzalez along with his group Los Madrugadores (The Early Risers) were listened to by many agricultural workers, their music was an inspiration to many however they were also a direct opposing force towards the U.S. government and their efforts to deport Mexicans during the Great Depression.

[9] KDNA was founded on December 19, 1979 by Ricardo García, Julio Cesar Guerrero, Rosa Ramon and Daniel Robleski in Granger, Washington.

Conversations about an all-Spanish radio broadcast for farmworkers started as early as 1974 when directors of social programs in Idaho, Oregon, and Washington meet but nothing concrete was done until García met Guerrero and Robleski.

Radio Cadena's "mission was to motivate, animate, mobilize, organize the community towards the road of progress,... promoting... respect for [the] elderly, the value of education and the civic participation of everyone.

"[12] César Chávez visited KDNA-FM, a public Spanish-language radio station located in the state of Washington's Yakima Valley, an area known mostly for its apple harvest.

Impressed by the radio station's operation and control by local farmworkers, he invited the producer who trained the employees and formatted the majority of their shows— Julio Guerrero— to start one on behalf of the UFW.

[17] Yakima valley had become home to a massive community of migrant farm worker, fourth in the US, with some 60,000 Spanish speakers that made up about 30 percent of the population, specifically during harvest season.