Plot hole: Towards the end of the movie when Michael Douglas makes his speech at the White House, he is able to quietly walk out of the gates with no reporters anywhere trying to chase him down. Totally unrealistic (especially considering what had just happened). (00:03:03 - 02:13:40)
Plot hole: Eduardo Ruiz is due to testify against Carlos in court first thing on Monday morning, according to the judge. Yet the day before Ruiz appears in court, Michael Douglas' character goes to find his daughter's boyfriend, who is at school. On a Sunday? (01:58:10)
Chosen answer: The upper classes in Spanish-speaking countries tend to be more of Spanish ancestry, decendants of the original conquistadores. As such, some consider themselves Spanish, distinct from the lower-class Mestizos.