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I don't think it a controversial fact, but you have a valid point. Without a source(trust me, there really isn't one) on immigrants to the Unites States from the rather newly independent nation state of Azerbaijan, it is best to leave it out. An ""Azerbaijani"" is technically only a nationality, and not an ethnic group(i.e Azeris for example, most of which actually live in Iran). Pigeon-holing them with predominantly anything needs a clear source, and as such the data appears lacking. On the other hand, many of the articles relating to this region are constantly under attack by ideologues of one flavor or another, which only compounds the issue. No source, no inclusion is probably the best route to take. The Scythian "