Returning to Rome , he dedicated a temple to Jupiter Feretrius ( according to Livy , the first temple dedicated in Rome ) and offered the spoils of the enemy king as spolia opima .
Romulus later attacked Caenina and took it upon the first assault .
Returning to Rome , Caenina dedicated a temple to Jupiter Feretrius ( according to Livy , the first temple dedicated in Rome ) and offered the spoils of the enemy king as spolia opima .
Romulus later attacked Caenina and took it upon the first assault .