Aphrodite was supposedly betrothed to Hephaestus, the god of fire and craftsmanship, but she betrayed him by sleeping with Ares. Tslots bethe gods were greatly scandalized by this extramarital affair, which set off a chain of dramatic events that affected immortals and mortals alike. The Trojan War, one of the most well-known battles in Greek mythology, is another well-known tale involving Ares.