Here are some randomly selected joke topics beginning with the letter 'E'
Elect
Stop repeat offenders. Don't re-elect them!
Elections
A politician is someone who shakes your hand before an election and your confidence after it.
Elected
The trouble with political jokes is they get elected.
Elections
Knock, knock.
Who's there?
Alec.
Alec who?
An election is held about every four years.
Elect
Make your M.P. work - don't re-elect him.
Elected
A little girl asked her father, 'do all fairy tales begin with "Once upon a time"?
The father replied, 'No, some begin with - If I am elected.'
Electric shock
Did you hear about the baker who got an electric shock?
He stood on a bun and a current ran up his leg.