There are hundreds of thousands of immigrants in the United States who have been living in the country illegally for years, working and making a living, starting families and sending their children to school. President Biden says they can stay.
And then there are the more recent arrivals, who have crossed the U.S.-Mexico border in record numbers, seeking protection from poverty and persecution. They will have to wait.
Mr. Biden has taken two major actions on immigration this month, expanding legal protections for undocumented spouses of American citizens while also…