A final factor in setting the right tone is to determine the purpose of the essay. An author's purpose is the reason for writing. There are three main types of author's purpose: to persuade, to inform or to entertain. If you are trying to convince your reader to believe or to do something, then you are persuading.
Caesar ignored them and at the Battle of Munda, defeated Pompey. There were many civil wars during Rome in the first century B.C., as many high-ranking patricians such as consuls fought to be more powerful than each other.
In 36 BC the naval battle of Mylae was fought offshore. The fleet of Octavian, commanded by Marcus Agrippa, engaged that of Sextus Pompey. While the battle was nearly a draw, Sextus could not replace his losses, and was thus weaker at the following battle of Naulochus (36 BC), where he was utterly defeated.