Supreme Court's birthright ruling is major blow to Trump The US Supreme Court has ruled President Donald Trump's executive order limiting birthright citizenship is unconstitutional. The BBC's Chief North America Correspondent Gary O'Donoghue explains the attempt to overturn a policy which has been in place for more than a century - and why the court's decision is such a blow to Trump. Related topics - US Supreme CourtUpdates from your News topics will appear in My News and in a collection on the News homepage.

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