Should the voting age be lowered to 16? As Britain prepares for a shock election, activists aim to engage young people in politics. But not everyone thinks they should have a vote.
Freedom in peril as democracy falters
Party politics: Labour has the most members, but members do not always translate into votes. Glossary
Polls - When people are asked what their opinion is on a certain topic or who they are voting for in an election.
Democracy - A system of government based on the idea of rule by the people.