Who is Shangó in the novel, African Passions?

Shangó loves fire and lives in the bay leaves. Shangó is the god who is protective of Teresa and wants to burn Armando because Shangó knows that Armando only pretends to love Teresa. When Armando tells Teresa that he is engaged to another woman, Shango "unsheathed his sword," symbolizing the death of Teresa's love for Armando.