"Don’t buy a Tesla" was raked into the sand by protesters on a Welsh beach alongside a silhouette of Elon Musk giving a Nazi salute.

Dozens of demonstrators gathered outside Oklahoma City’s Tesla store late last week to express their opposition to Elon Musk’s role in the federal government.

Upon reading his letter, the words of German pastor Martin Niemöller immediately came to mind. As a response to the Nazis’ oppression, Niemöller made this postwar statement. (Editor’s note: It is ...