Judge Brian Cogan’s order prevented the Trump administration from ending special immigration protections for hundreds of thousands of Haitian migrants.

President Trump claimed that the New York mayoral candidate, a naturalized U.S. citizen, was “here illegally,” his latest effort to promote false conspiracy theories about political opponents.

Edward Coristine, the 19-year-old who was hired by Elon Musk to help slash the government bureaucracy, became a public symbol of his team.

The move by the N.A.A.C.P., the nation’s largest and oldest civil rights organization, marked a new low in its relationship with the Trump administration.

The dismissal came after President Trump signed several executive orders aimed at cutting safety regulations for nuclear power plants.