Lub ntsiab nyhuv ntawm Stirrups

Los ntawm kev xav thoob ntiaj teb, lub zog tseem ceeb ntawm cov tub rog hauv zej zog feudal yog cov tub rog, thiab Engels tau qhia meej tias, txawm nyob rau sab hnub poob lossis sab hnub tuaj, cov tub rog tau yog lub ntsiab ntawm cov tub rog ntawm txhua lub tebchaws thoob plaws hauv Hnub Nyoog Kawg ( Marx thiab Engels, vol. 14, 305). Thaum pib ntawm Jin Dynasty, kev siv cov neeg ua kom paub tab tau ua tiav cov hlua rau kev caij tsheb, ua rau kev loj hlob ntawm cov tub rog nkag mus rau lub sijhawm tshiab.
Nrog rau txoj hlua zoo meej, nws yooj yim dua rau cov tub rog tswj thiab tswj tus nees, thiab nws yooj yim dua, ruaj khov thiab txuag zog rau cov neeg caij nees. Nyob rau tib lub sijhawm, nws tuaj yeem ua ke nrog cov tub rog thiab cov nees zoo, ua kom yooj yim rau kev cob qhia txoj kev sib tw thiab kev tsim, thiab muab kev ua si tag nrho rau kev ua tau zoo ntawm armor thiab riam phom, muab cov xwm txheej rau kev loj hlob ntawm kev sib ntaus sib tua thiab hnyav armored cavalry thaum lub sij hawm Eastern Jin thiab kaum rau lub xeev thiab Northern thiab yav qab teb Dynasties.
Tom qab qhov kev taw qhia ntawm stirrups invented los ntawm Eastern nomads mus rau teb chaws Europe, nws txhawb txoj kev loj hlob ntawm hnyav armored cavalry nyob rau hauv Western teb chaws Europe, thiab kuj pab mus rau tsim lub feudal knight chav kawm ntawv, uas muaj ib tug heev cuam tshuam rau lub keeb kwm ntawm medieval Europe.