The Trophy of Augustus. Courtsy: Berthold Werner, Wikipedia.
To the emperor Caesar Augustus, son of the deified [Julius Caesar], Pontifex Maximus, hailed as Imperator for the 14th time, in his 17th year of tribunician power, the Senate and people of Rome [built this], in commemoration that, under his leadership and auspices, all the Alpine peoples, from the Upper Sea to the Lower Sea, were submitted to the Imperium of the Roman People."