Listen to the powerful and fascinating story of Mexican revolutionaries as we examine records from both sides of the border to trace the movements (and confirm the identity) of Ramón Treviño, who was surveilled by Mexican and U.S. authorities in the lead-up to the revolution.

Karen will illustrate the genetic confirmation of a Mexican ancestral line that goes back four generations to a small town in Guanajuato, Mexico. Integration of evidence from DNA tests and original records meets the Genealogical Proof Standard. Lecture in English using Mexican records.

The documents found in the U.S. border crossing record collections are packed with valuable information often missed when researching Mexican immigrants. This webinar covers historical legal context pertaining to record keeping at the Mexican border, examines the most common types of documents in these collections, and highlights situations specific to researching Mexican families. Learn how to decipher clues found in these records that lead to other important immigration records and how to obtain those.