Donald Trump's administration asked an appeals court to rule a federal judge was wrong to suspend a travel ban the president imposed on people from seven Muslim-majority countries and all refugees.

A court of appeals will hear arguments over whether to restore the ban from Justice Department lawyers and opposing attorneys for the states of Minnesota and Washington.

National security veterans, major U.S. technology companies and law enforcement officials from more than a dozen states backed a legal effort against President Donald Trump's temporary travel ban, the most controversial policy of his two-week old administration.