Highlights of BBC Radio 5 live's General Election 2015 coverage.
5 live Breakfast's 'Essential Election' guide to the term 'swing'
5 live Breakfast's Election Essentials explain the term 'first past the post'.
A brief history of The Liberal Democrats
A brief history of the Scottish National Party.
A short history of the UK Independence Party.
A brief history of the Conservative party.
A brief history of The Green party
A brief history of the Labour party.
A short history of the Plaid Cymru party.
