Rather than gambling on Trump's decisions being reversed in the next presidency, the PM would be better off rethinking the UK's defence strategies – and focusing on borders closer to home, argues Mary Dejevsky Y ou could argue that the Prime Minister’s tolerance for policy U-turns ranks pretty high on the global scale. But even his level must have been sorely tested when he woke up in the morning to find that the President of the United States has reversed track – again – on one of his