sentences:  To gain support, Vindex had called upon Galba, the governor of Hispania Tarraconensis, to declare himself Emperor.Galba was one of Rome's oldest generals, enjoying considerable prestige and widespread political support.Nero's own popularity was already on the decline, but nonetheless, he managed to crush the revolt by quickly sending the governor of Germania Superior, Virginius Rufus to Gaul, who defeated Vindex in a battle near Vesontio.