built a temple of Janus
Romes neighbours were reluctant to attack a state so devoted to the worship of the Gods
He 'spoke' at night with a nymph Egeria who told him what religious laws to make
Special priests for Jupiter, Mars and Quirinus
He imported vestal virgins.
Chose 12 'Salii' Priests for Mars Gradivus
Appointed a pontifex Maximus
Dedicated Alter to Jupiter
Consulted gods through Auguries