The U.S. government can strip a naturalized immigrant of their citizenship if they are criminally convicted of naturalization fraud or if the government proves through civil proceedings that they illegally obtained their citizenship through fraud or misrepresented or concealed facts on their application.

Trump administration launches denaturalization initiative targeting naturalized citizens deemed security threats.

In a memo the Department of Justice said it will prioritize denaturalization of US citizens on any grounds it consider important. Here's what it said