Elon Musk referenced Adolf Hitler and other Nazi leaders in a social media post filled with puns early Thursday.

With the world marking the 80th anniversary of the liberation of the camp by Soviet troops on 27 January here is its history, based on information from the Auschwitz-Birkenau Memorial and Museum.

Elon Musk, billionaire adviser to President Donald Trump, leaned into the accusations that his Monday salute was a “Sieg heil” gesture with a series of trollish Nazi puns on X. “Don’t say Hess to Nazi accusations!” Musk wrote Thursday, referring to German Nazi Party leader Adolf Hitler’s deputy, Rudolf Hess.

Elon Musk has seemingly done the unthinkable and shown his knowledge of Nazi history is far deeper than the ADL would like the public to believe.

Almost half an hour after thanking Netanyahu for defending his 'Nazi salute', Elon Musk tweeted a joke about the architect of the Holocaust Adolf Hitler.

As the backlash against Elon Musk continues after the Tesla CEO made a straight-arm, Nazi-like gesture during his speech Monday at U.S. President Donald Trump’s inauguration, the billionaire posted a series of Nazi-related puns on X Thursday to his more than 210 million followers.

The Anti-Defamation League (ADL), a nonprofit committed to fighting antisemitism, criticized tech billionaire Elon Musk for his social media post Thursday that used Nazi puns to taunt those who accused him of making a fascist salute at an event following President Trump’s inauguration on Monday.

The World War II extermination of Europe's Jews by Nazi Germany began after the invasion of Poland in 1939 and increased in scale with the creation of death camps.

The house, until this year, had always been in private hands. A U.S.-based group, the "Counter Extremism Project," has purchased it. Now, in conjunction with the Auschwitz Museum and UNESCO, they have created "The Auschwitz Center on Hate, Extremism and Radicalisation." The home is now open to the public for the first time.

"I hope that I can encourage you, and my heart goes out to you," Calvin Robinson said before mimicking Elon Musk's arm gesture and smiling at the crowd.

“Elon Musk is falsely smeared,” the Israeli prime minister wrote on X, adding that the tech mogul “is a great friend of Israel”. According to the Times of Israel, Netanyahu avoided addressing the issue of Musk’s salutes. But the newspaper did add that Musk posted his Holocaust jokes just one hour after Bibi’s comments appeared online.

Copypasta shared in the wake of President Trump's Inauguration Day pardon of Jan. 6 defendants likens it to Hitler's actions.