Rep. Eli Crane, R-Ariz. referred to Black people as "colored people" Thursday in floor debate over his proposed amendment to an annual defense policy bill, prompting a stern rebuke from the former chair of the Congressional Black Caucus. Lawmakers were debating a series of GOP-backed amendments to the National Defense Authorization Act, which the House aims to pass by the end of the week.
More importantly, there actually is proper data showing that this kind of thing can actually make a meaningful difference, and surely we’re all evidence-driven people here, right?
https://onlinelibrary.wiley.com/doi/10.1111/j.1528-1167.2008.01899.x
Not an exact parallel, but the point stands that these kinds of language patters can genuinely influence perception.