I think one of the reasons was tuition fees which the Lib Dems were very much against. The moment they got into power (2010) - fees were hiked to £9k per year

I think one of the reasons was tuition fees which the Lib Dems were very much against. The moment they got into power (2010) - fees were hiked to £9k per year and many people treated that like a broken Lim Dem promise