Biden Has Promised to Undo Trump’s Immigration Policies. How Much Is He Really Likely to Reform?

President Donald Trump ran his first presidential campaign on the promise to overhaul U.S. immigration, and for the most part, he kept that promise. Month after month, from the very start of Trump's term, immigration policy changed rapidly, from the Zero Tolerance policy that separated children from their parents, to record low caps on the number of refugees accepted by the U.S. each year.