As the U.S. president’s plane arrived in Britain, Sadiq Khan published an essay accusing Mr. Trump of promoting far-right ideology.

© Pool photo by Justin Tallis

As the U.S. president’s plane arrived in Britain, Sadiq Khan published an essay accusing Mr. Trump of promoting far-right ideology.

© Pool photo by Justin Tallis

Underground stations were closed and buses were crammed with commuters grappling with a walkout by transit workers that is expected to continue until Friday.

© Carlos Jasso/Agence France-Presse — Getty Images