The question of a proposed Scottish independence referendum was also thought likely to influence the campaign in Scotland. On 28 March 2017, the Scottish Parliament approved a motion requesting that Westminster pass a Section 30 order giving the Parliament the authority to hold a second independence referendum, suggesting that there had been a "material change of circumstances" since the independence referendum in 2014 as a result of Britain's vote to leave the EU and Scotland's vote to remain. The SNP hoped to hold a second independence referendum once the Brexit terms a