Washington, United States—President Donald Trump announced severe new restrictions on immigration and asylum in the United States hours after taking office Monday, declaring that he will send troops to the US-Mexico border and attempt to end birthright citizenship. Trump declared a national emergency at the southern border and used a careening press conference in the Oval Office to announce the controversial order seeking to revoke the right of US nationality to anyone born in America. - Advertisement - “That’s a big one,” he told reporters. The move to reverse a right enshrined in the US Constitution will face stiff legal...