Ceres cult goes from 496 to after 428. 2. Gabii capture and the shield treaty go from Tarquinius Superbus to after 460. 3. This ignores corroborative force of the Pyrgi tablets. I.e. Pometia, Signia, Ecetra, Velitrae, etc. Has a cult at its center.
Syncretism remains a tool for amalgamation of Italy.
The foedus Cassianum. Genuine, voluntary action by the formerly rebellious Latins in response to new external threats. Renewal of the Foedus Cassianum in 358 follows extended discontent of the Latins. The new treaty more firmly dictates subordination of the allies. But there is a growing tendency towards separate treaties with individual cities.