Federal District

Nunavut is Canada's largest federal district.

Through his company, X, Musk filed a lawsuit on Wednesday in federal district court that puts him on the free-speechier side of a debate.

Unlike the federal district courts, the immigration courts lack the same level of judicial independence and their decisions can ultimately be overturned by the U.S. attorney general, though previous administrations have not widely used that power, said Alison Peck, author of “The Accidental History of the U.S. Immigration Courts: War, Fear, and the Roots of Dysfunction.”

They said the justices should rein in federal district judges and limit their power to make nationwide rulings.

A federal district judge ruled April 4 that his deportation was "wholly lawless" and ordered the government to "facilitate" his release from a notorious mega prison in the Central American country and return to the U.S.