The Roman salute is conditionally allowed in Italy and outright banned in Germany. German chancellor Olaf Scholz responded to Musk's gesture by saying, "We have the freedom of speech in Europe and in Germany," he said, "what we do not accept is if this is supporting extreme right positions."

“It seems that Elon Musk made an awkward gesture in a moment of enthusiasm, not a Nazi salute,” the Anti-Defamation League wrote Monday in a statement on Musk’s own social media platform X, referring to Musk’s outstretched-arm movement that came as he was thanking his supporters.