David Bier, Cato Institute Director of Immigration Studies, states, “But if you don't have a passport according to this order, you don't have proof of citizenship. Your birth certificate isn't enough.

A federal judge has temporarily blocked President Donald Trump’s executive order ending the constitutional guarantee of birthright citizenship regardless of the parents’ immigration status.

One of the many executive orders President Donald Trump signed on Monday included one to end birthright citizenship. Here's what to know about it and why lawsuits have already been filed.