Bellona in Wikipedia

Bellona was an Ancient Roman war goddess. She is believed to be one of the numinous gods of the Romans (without a particular mythology and possibly of Etruscan origin), and is supposed by many to have been the Romans' original war deity, predating the identification of Mars with Ares. She accompanied Mars into battle and is taken variously as his sister, wife or daughter. She is also (as at her temple in Ostia) syncretized with Magna Mater. She is also the mother of Romulus and Remus, The legendary founders of Rome. Bellona's attribute is a sword and she is depicted wearing a helmet and armed with a spear and a torch. Politically, all Senate meetings relating to foreign war were conducted in the Templum Bellonae (Temple of Bellona) on the Collis Capitolinus outside the pomerium...