The seat swung towards the left wing on boundary changes effective in 1997, and the founding of the New Labour movement which sought public sector reform and investment with expansion based on international investor-friendly economic growth. The seat followed its projections in line with the large swing led by Tony Blair, to sees its return to a Labour politician. Results, except for a strong Tory surge in 2015 are closer than the 1979–1992 Tory victories forming a complex three-party contest – only once another candidate in this time has reached the deposit (politics)-retaining threshold of 5% of the vote, UKIP at its 2015 peak.