Today the Supreme Court voted to determine the Parliament should be given the right to vote on triggering Article 50.

The British people voted 52% to 48% to leave the European Union and 70% of constituencies represented by Labour Members of Parliament voted to leave the European Union. Research has demonstrated that anywhere between 36% and 44% of Labour voters supported a leave vote.

Today we are writing to every Member of Parliament to ask the following question:

Will you pledge to honour the decision of the British people and vote to invoke Article 50?