Not initially, but now maintained, yes. Safe to assume illegally imported (at least the rifles), and certainly illegally used according to Mexican law. (https:

Not initially, but now maintained, yes. Safe to assume illegally imported (at least the rifles), and certainly illegally used according to Mexican law. (https://en.wikipedia.org/wiki/Firearms_regulation_in_Mexico https://en.wikipedia.org/wiki/Firearms_regulation_in_Mexico) Mexico is an interesting case because it's constitution protects gun ownership, but increasing revisions and laws limit it more than, say, France. These laws were passed in response to a massacre... by the government.