Maybe in the later empire? The Romans might not have had their own cavalry but they used mercenaries heavily [1]. From what I remember of the Roman history pod

Maybe in the later empire? The Romans might not have had their own cavalry but they used mercenaries heavily [1]. From what I remember of the Roman history podcast, many of Caesar's battles were won entirely by judicious use of cavalry. [1] https://www.warhistoryonline.com/featured/caesars-elite-germanic-cavalry.html https://www.warhistoryonline.com/featured/caesars-elite-germ...