In last week's election just 24% of eligible voters voted Conservative yet they won the majority of seats. That is not democracy, that is a result of a blatant refusal by governments to provide a fair voting system that reflects the choices of the electorate. It is undemocratic and shows that the Tories don't have a mandate to have a majority government (and previously Labour didn't either in 2005).
This is the number of votes each party received divided by the number of MPs:
And this is the number of MPs that would have been elected under a proportional system:
Please sign the Change.org petition and the one from the Electoral Reform Society.