Indigenous Central Americans. Immigration from Mexico is near zero or negative. https://www.pewresearch.org/fact-tank/2019/06/12/5-facts-about-illegal-immigrat

Indigenous Central Americans. Immigration from Mexico is near zero or negative. https://www.pewresearch.org/fact-tank/2019/06/12/5-facts-about-illegal-immigration-in-the-u-s/ https://www.pewresearch.org/fact-tank/2019/06/12/5-facts-abo... Historically, the first people to colonize most of the western United States were Spanish, Mestizos and Mulattos coming up from Mexico not long after Hernán Cortés' conquest - i.e. https://en.m.wikipedia.org/wiki/Los_Angeles_Pobladores https://en.m.wikipedia.org/wiki/Los_Angeles_Pobladores