There is no way to answer this question - since voters' opinions are personal - and not made public.
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Speculatively speaking, it could be because they did not consider or know about the full extent of the consequences of such action. David Cameron's resignation was also an unforeseen blow, one which many voters did not think would happen. In short, many probably feel regret because they were caught up by politicians' rhetoric and blinded by promises of greatness to see what the vote really meant.
Working class voters
Working-class voters
Brexit is an abbreviation of "British exit", which refers to the June 23, 2016 referendum by British voters to exit the European Union.
No. When the question came to a vote on March 4th, 2001, 77.3% of voters were against the initiative to join.
Swing Voters
There was only the Communist Party to choose from which is a example of a one-party system.
Independents, swing voters
Floating voters, independent voters.
3,400,000 voters
Voters' choice
Yes. Electors are voters.
Individual voters are called a voter.