Given the task definition and input, reply with output. In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

Popular festivals in honor of this god include the Tubilustrium and the Equirria. His sacred animals were the woodpecker and wolf and his epithets included Gradivus and Ultor. His consort was the Sabine fertility goddess Nerio, but Ovid relates that he was tricked into sleeping with Anna Perenna. The chief temple of his sat on the Capitoline hill beside those of Jupiter and Quirinus, the latter of whom is associated with his son Romulus. FTP, name this Roman god of war often identified with the Greek Ares.
Social Science