Popularity has plummeted in markets like Germany, a country still haunted by its fascist past, where Tesla's share of EV sales plummeted to just 3.7% last month versus 14% a year earlier.

Not content with shaking up US politics, Elon Musk is on a mission to "make Europe great again."His interventions into the continent's politics come as Tesla sales plunge in Europe, falling 13% last year.