Tesla CEO Elon Musk in the company's electric Roadster, its first model, in January 2009.

Elon Musk’s 18-year-old manifesto in which the tech entrepreneur laid out his vision for the electric car maker shortly after its first public event has vanished from the company’s blog page, along with all posts by Musk and Tesla executives before 2019.

The “Secret Master Plan,” the company’s de facto constitution, laid out Musk’s perspective that Tesla’s key purpose was to show how electric vehicles and solar power could help fight climate change, in part by creating more and more affordable EVs — a view that has dramatically changed with the billionaire's politics in recent years.

This month, Musk appeared to break with his earlier views on the risks of relying on carbon-spewing oil and gas, in his interview with climate-skeptic Donald Trump, who he’s endorsed for president.

“My views on climate change and oil gas … are pretty moderate,” Musk said during their discussion. “I don’t think we should vilify the oil and gas industry and the people that have worked very hard in those industries to provide the necessary energy to........

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