WASHINGTON — President Trump said on Twitter this weekend that undocumented immigrants were invaders who “must immediately, with no Judges or Court Cases,” be sent home. Mr. Trump’s comments prompted criticism that he wanted the United States to strip immigrants and asylum seekers of due-process rights. He also appeared to ignore the fact that some people who enter the country illegally are already removed from the United States without court hearings.

Here is what you need to know about how due process is applied in cases of illegal immigration: