Voting is compulsory in 22 countries in the world
In these countries, if an elector does not present themselves to a polling station on election day, they may be fined or have to carry out some form of community service.
In practice, only 13 countries out of 22 enforce their compulsory voting laws.
Australia - Non voters can be fined
Cyprus - Non voters can be fined
Chile - Non voters can be fined
Peru - Non voters may be banned from banking or carrying out administrative transactions for three months, and may also be fined
Singapore - Non voters may be removed from the electoral register
Brazil - Non voters may be barred from receiving wages or takingprofessional exams. They may not be allowed to enrol at some schools or universities
Uruguay - Non voters may be fined or some of their civil rights may be removed
Nauru - Non voters can be fined
Luxembourg - Non voters can be fined
Liechtenstein - Non voters can be fined
Argentina - Non voters may be fined or some of their civil rights may be removed
Turkey - Non voters can be fined
Women do not automatically have the right to vote in some countries
Women in Vatican City and Saudi Arabia still do not have the right to vote.
In Saudi Arabia, a new law passed by King Abdullah has decreed that women will be able to vote and run for office in this year's elections.
In Vatican City, women cannot vote because papal conclaves are the only voters in this tiny country in the centre of Rome. Since women cannot be cardinals, they cannot vote for the Pope.
Meanwhile, in Lebanon, women can vote but only after proving that they've had elementary education. The same is not required of men.
There are 20 autocracies in the world, where citizens cannot vote for their leaders
United Arab Emirates
Some teenagers in the world can vote at the age of 16
You can vote two years earlier than British teenagers if you:
Live on the Isle of Man, Jersey or Guernsey
Live in Austria
Live in Nicaragua, Brazil or Ecuador
Live in Germany and are voting in Länder or state elections- Live in Hungary and meet certain criteria, for example if you are married before reaching the age of 18 you have full adult legal rights and can therefore vote.
Live in Slovenia and are employed.
Live in Norway and are part of the 20 selected municipalities that the government has given 16-year-olds the right to vote in the September 2011 local elections.
Malta has the highest turnout of any country in the world without mandatory voting
An average of 94 per cent of voters have turned out to make their voices heard in each election from 1960 to 1995.
The Chilean electorate come second with 93 per cent, followed by Austrian voters.
By comparison, only 65 per cent of UK voters went to the ballot box in 2010.