What political event is taking place in the city as Yolanda drives into the hills?

Antojos

Answer: Hunger march.

Explanation:

Antojos is a story that takes place in The Dominican Republic and the United States (1956-1989).

When Yolanda returns home to the Dominican Republic, she sees the protesters who headed towards the capital for an event which is called a hunger march. A hunger march is a type of protest in which people rebel against poor conditions in their country (unemployment, poverty, etc.) People would usually go from areas with high unemployment to the capital of the country.