I associate 'hordes' with the Mongol Empire's invasions, and I know that by the end of their campaigning in Europe the majority of their army was made up out of

I associate 'hordes' with the Mongol Empire's invasions, and I know that by the end of their campaigning in Europe the majority of their army was made up out of (what would now be) Turks. https://en.wikipedia.org/wiki/Mongol_military_tactics_and_organization#Inclusion https://en.wikipedia.org/wiki/Mongol_military_tactics_and_or...