[1] it maintained a similar level of discipline, strategic prowess and organization. It was among the most effective armies of western Eurasia for much of theMiddle Ages. From the mid-9th century, however, they gradually went on the offensive, culminating in the great conquests of the 10th century under a series of soldier-emperors such asNikephoros II Phokas ,John Tzimiskes andBasil II.
eBay