Claim: In 2015, before the United Kingdom voted to leave the European Union, over 50 % of the British public was concerned about immigration.
95%- According to the Oxford Migration Observatory, between June 2015 and June 2016, immigration was consistently named as the most salient issue facing the UK, peaking at 56% in September 20151.
- Data from the University of Oxford's Migration Observatory indicates that immediately prior to the 2016 Brexit referendum, immigration concern reached its highest levels, with the 56% figure recorded in September 2015 representing the proportion of respondents who identified it as the most important issue facing the country2.
- Additional polling from Ipsos MORI in April 2015 showed 47% of respondents rated immigration as the most pressing concern facing Britain, and for nine consecutive months, voters identified immigration among the most important issues3.
Overall validity: 95%