The tech billionaire has faced a vocal backlash after backing far-right movement shunned by mainstream parties

Political leaders have shunned the Alternative for Germany. But on his social media platform X, Mr. Musk is pitching the party as mainstream.

Tech billionaire Elon Musk held a live interview with the leader of Germany’s Alternative for Germany party on Thursday. Alice Weidel, the Alternative for Germany, or AfD, co-chairwoman, joined the mogul in a livestreamed X space to pitch her party as an alternative to the European power’s entrenched policy agenda,