Julius Caesar: Background Knowledge Is Needed To Understand Play Having a good background and knowledge of the history of Rome is very helpful to understand Shakespeare's play, Julius Caesar. The setting of this play took place hundreds of years ago, so if one knows a little bit of Roman history, it would help very much in understanding what is going on in the play. It is important to know about the connection, or relationship that there once was between Caesar and Pompey. When Crassus died, Pompey and Caesar were left as twin rulers of Rome. As one could imagine, each wanted to be the only ruler, so a struggle broke out be