Final answer:
Victim corridos became popular in the early twentieth century after the decline of hero corridos. They focused on telling the stories of victims of violence and injustice, often portraying the struggles faced by marginalized or oppressed individuals. An example of a victim corrido is 'La Cucarachita Mandinga'.
Step-by-step explanation:
The popularity of victim corridos grew in the early twentieth century after the decline of hero corridos. Victim corridos were a new type of corrido that focused on telling the stories of victims of violence and injustice. They often portrayed the struggles and hardships faced by ordinary people, such as farmers and workers, who were marginalized or oppressed.
These corridos provided a voice for the victims and acted as a form of social commentary. An example of a victim corrido is 'La Cucarachita Mandinga', which tells the story of a poor woman who is mistreated and exploited by the upper classes.