Protesters rally outside the US Supreme Court on April 1 as justices hear arguments over President Donald Trump's directive to restrict birthright citizenship, a policy critics say undermines a long-standing constitutional provision.
Inside the courthouse, Trump becomes the first sitting US president to attend an oral argument at the Supreme Court. The justices review an appeal from the administration challenging a lower court's decision blocking Trump's 2019 executive order.
The case centres on a contentious interpretation of the 14th Amendment's citizenship clause, with the executive order directing US agencies to deny citizenship recognition to US-born children of non-citizen parents