In the few days since he returned to the White House, President Donald Trump’s sweeping executive orders and mass pardons have shattered political and legal norms. But one order is in a category of its own.

The executive order restricts automatic citizenship for babies born to parents who aren't citizens or lawful, permanent residents.

California, a coalition of other states and the city of San Francisco have sued the Trump administration over President Trump's executive order aimed at ending birthright citizenship, calling it unconstitutional.