The United Kingdom intends to play a bigger role in Asia after it leaves the European Union, Britain’s Foreign Secretary Boris Johnson said during a trip to the Asia-Pacific region. “One of the purposes of my trip is to get over the message that we are now going to be more committed to the Asia-Pacific region and more committed to Australia,” he said in an interview with The Australian newspaper published Thursday, the first of his three days in Sydney. The British foreign secretary said that the closer relationship could involve U.K.