Crypto entrepreneur Justin Sun has sued World Liberty Financial, the digital currency venture co-founded by US President Donald Trump and his sons.

Mr Sun alleged in the lawsuit that World Liberty secretly installed tools to prevent the sale of his tokens after they became tradable in September 2025.

The lawsuit, filed in a federal court in California, also alleges that World Liberty threatened to “burn” — or permanently delete — his holdings, even while they were in Mr Sun’s digital wallet.

The Hong Kong-based founder of the Tron cryptocurrency bought $US45 million ($63 million) of WLFI tokens, which amounted to three billion tokens.

He was later awarded an additional one billion tokens after being named an advisor to World Liberty,…