Why does a political cartoon belong on the editorial page?

Because many cartoonists use visual metaphors and caricatures to address complicated political situations, and thus sum up a current event with a humorous or emotional picture.

- it can be used to provide a lot of information in one eye-catching picture

is basically a good source of getting and others by what you know for example if someone asked a question and you know the answer you could answer it and get some points or if you need on a question you could make a post about it and wait till someone answers it or just look up the question and see if someone else has asked about it