The Supreme Court term that began in October was once again dominated by President Trump’s boundary-pushing policies. The justices are deciding major tests of presidential power in four cases involving the administration that could have generational consequences.

Louisiana Attorney General Liz Murrill arrived at the Supreme Court shortly before 10 a.m. on January 9 and took a seat in the spectator section of the columned courtroom. When US Solicitor General John Sauer,