Kwon and his company were behind the algorithmic stablecoin, Terra, which dramatically collapsed in May 2022, sending huge ripple effects throughout the ecosystem. He and his company had lied about the stability of the token, ultimately causing massive financial damage to the tune of around $40 billion.
Kwon is in custody in Montenegro after attempting to flee criminal cases in both the United States and South Korea. The civil case in the US proceeded without him.