|Locale||San Theodoran-Nuevo-Rican boder|
|Country||San Theodoros, Nuevo-Rico|
|First appearance||The Broken Ear|
El Chapo (also known as Gran Chapo) is a geographical region in South America which overlaps the border between San Theodoros and Nuevo-Rico. It was thought that the area was a custodian of large oil reserves, resulting in R.W. Trickler, a business representative of the General American Oil company, to use subterfuge to spark a war between the two nations in order to secure the oil for the company.
The Chapo War was short and indecisive, resulting in a stalemate. It is eventually revealed that the notion of the presence of oil in the area was unfounded.
- El Chapo is a resemble to the Gran Chaco region which occupies a portion of the paraguayan, argentinian and bolivian territory
- The Chapo Conflict is an allegory of the Guerra del Chaco. A real conflict between Paraguay and Bolivia in 1932.