Tesla CEO Elon Musk caused a furor on social media on Thursday when he posted a tweet that comparing Nazi leader Adolf Hitler to Canadian prime minister Justin Trudeau .

Musks tweet was apparently part of his continuing effort to support the Canadian truck drivers who have staged a blockade in Ottawa , the nations capital, to protest the Canadian governments COVID-19 vaccine mandate for cross-border drivers.

Although Musk eventually deleted the tweet, screenshots of what he tweeted are forever: