Globalization and disease Eurasian diseases to the Americas was that many more native peoples were killed by disease and germs than by the colonists' use of guns or other weapons. Scholars estimate that over a period of four centuries, epidemic diseases wiped out as much as 90 percent of the American indigenous populations. In Europe during the age of exploration, diseases such as smallpox, measles and tuberculosis (TB) had already been introduced centuries before through trade with Asia and Africa. People had developed some antibodies to these and other diseases from the Eurasian continent. When the Europeans traveled to new lands, they carried
History of Mexican Americans in Texas outnumbered non-Hispanic white births since the early 1990s. In 2007, for the first time since the early nineteenth century, Hispanics accounted for more than half of all births (50.2%), while non-Hispanic whites accounted for just 34%. History of Mexican Americans in Texas Indigenous peoples lived in the area now known as Texas long before Spanish explorers arrived in the area. However, once Spaniards arrived and claimed the area for Spain, a process known as "mestizaje" occurred, in which Spaniards and Native Americans had "mestizo" children who had both Spanish and indigenous blood. Texas was ruled by Spain as part of