While I don’t think it’s likely, if in the future, the only EV allowed to be sold in the United States is a Tesla, as Elon Musk has an office in the White House, that won’t be the most ridiculous thing to happen in Trump’s term. Not even close.
From the Verge: Volkswagen cancels ID.7 sedan for US. https://www.theverge.com/news/601262/volkswagen-cancels-id-7-sedan-for-us