Earlier quoted context omitted.
Much more frequent conflicts, yes. Much less total death and dying as well, though. Battles were short and small scale until the Civil War (maybe the Napoleonic Wars prior? Debatable). The largest battles of history prior to the industrial revolution were in the thousands, 10s of thousands of people. Forces were usually broken and defeated or fled after brief engagements. Brutal in experience, but smaller in scale. I…
Ghenghis khan?
Yes brutal, for the defenders of the castles and fortified cities they conquered.
But again, very targeted at key sites so as to assert an Imperial-vassal relationship. Not to really to metamorph the populace, and run the day to day, which was left to local leadership.
Their point was to demonstratively subjugate for the purposes of control and tribute, not to kill, replace, or even miscegenate. They were the mob-bosses of Eurasia, not the crusaders or jihadis.