The ruling is the second time Trump’s ambitious plans of abolishing a constitutional right were shot down by federal courts. A federal judge has blocked President Donald Trump’s latest attempt to limit birthright citizenship, granting a preliminary injunction against an executive order that the administration said would target “birth tourism”. Key points and original sources are listed below.

• The ruling is the second time Trump’s ambitious plans of abolishing a constitutional right were shot down by federal courts. The US Supreme Court earlier blocked an executive attempt at abolishing the right to children born to parents who do not hold legal res...S1

• A federal judge has blocked President Donald Trump’s latest attempt to limit birthright citizenship, granting a preliminary injunction against an executive order that the administration said would target “birth tourism”. US District Judge Deborah L Boardman in...S2