Question: Due to the Spanish Argentines, the spanish settlement in Argentina during the late 19th and early 20th centuries, the Indigenous peoples in Argentina mixed with Spanish emigrants to make atleast what percent of Argentines today to have at least one indigenous ancestor?
Sentence (from "Spanish Argentines"): Between the 15th and 19th centuries, the Spanish Empire was the sole colonial power in the territories that became Argentina after the 1816 Argentine declaration of independence.
Relevant evidence: No