The Coalition government (2010–2015) formed by David Cameron and Nick Clegg introduced a deficit reduction programme primarily via cuts to public spending. In 2014, a referendum on Scottish Independence was held where the electorate in Scotland voted by 55/45% to remain within the United Kingdom. Winning a majority in 2015, the conservatives held a referendum on the UK's membership of the EU the following year where the UK voted by 52/48% to leave the organisation. The premiership of Theresa May (2016–2019) was defined by the UK's withdrawal from the EU which was completed under the premiership of Boris Johnson (2019–present); his government was also defined by the current COVID–19 pandemic.