Ricimer, a powerful military leader and general of the Western Roman Empire, faced off against Emperor Avitus in a decisive battle near Piacenza. The conflict was the culmination of growing discontent among the military elite who were increasingly at odds with the imperial authority exemplified by Avitus, who had ascended the throne with the backing of the military. As tensions escalated, Ricimer, who was of Vandal origin and held significant influence, rallied his forces against Avitus to claim control. The battle featured tactical maneuvers that underscored Ricimer's military acumen and ultimately led to his victory.

The defeat of Avitus at Piacenza not only stripped him of power but also highlighted the fragility of the Western Roman Empire during the decline of its authority. Following the battle, Ricimer exercised effective control over the imperial court, marking a key transition as he began to act as a kingmaker by influencing the appointment of subsequent emperors. This change further emphasized the role of military leaders in politics, demonstrating how personal ambition shaped the fate of the Roman Empire during this tumultuous period.

As the dust settled from the battle, Ricimer's rise signaled increased militarization in governance, which would set a precedent for the future relationship between military leaders and the empire. His victory showcased the challenges faced by Roman emperors, especially in maintaining legitimacy and authority amid the power struggles of the military elite.