Why are native languages of minority groups being destroyed by dominant languages in the United States?
Well, I think you’ll likely be looking at anthropological theory here. Claude Levi-Strauss was one of the eminent scholars of language. And you quote Stephen Moore in your write-up. Is it this Stephen Moore? There is lots of ideology in Moore’s work, be careful about using it next to credible, respected social scientists. However, it does represent the “English only” point of view well (Here’s a different take). Now, if you’re focusing on Native American languages, that would seem different, but just be aware of your sources and their sources. There are resources that may look more at indigenous populations around the world than Native Americans, but the process of losing a language may not be that different in Oregon or Brazil or Papua New Guinea. Here’s a listserv with some sources. Also, check out the UN organization UNESCO. Here are some links to groups studying and taking action. A Marxian approach seems useful–how can a country’s economy function with so many different languages
