The dispute between Republican President Donald Trump and his main campaign financier Elon Musk took another fractious turn on Saturday when the space and automotive billionaire announced the formation of a new political party,

“Today, the America Party is formed to give you back your freedom,” Elon Musk wrote on the platform formerly known as Twitter. The world’s richest person declared the foundation of the new “middle ground” party he has been threatening to launch for some time on Saturday.