U.S. President Donald Trump's proposal to end birthright citizenship for children born to immigrants in the country illegally and people on temporary status would have resulted in four of his five children being deported,

A federal judge questions the Trump administration on implementation plans for controversial birthright citizenship executive order as advocacy groups file class action lawsuits in response.

Like much of Trump's agenda, his deportation and citizenship efforts have been thwarted by various court challenges, causing confusion on who could be subject.