12. placet . . . mihi, my proposition is (an almost technical use of the phrase: see Vocab.). se abrupit: Cf. sect. 26. Albam, sc. Fucensem: a town among the mountains, in the territory of the Marsi, which the Martian Legion took and held after revolting from Antony. desiderat, has lost in ipsa victoria, at the moment of victory.
vos: here he addresses the Martian Legion. idem deus: Mars was not only the special patron god of Rome, but, being the father of Romulus, was regarded as the ancestor of the Roman race (hence urbem genuisse).