Answer:
During the crusade, Frederick I, Holy Roman Emperor, had almost besieged Constantinople because of the failure of the Byzantines to provide him with safe passage across the Dardanelles. The Byzantines for their part suspected him of conspiring with the breakaway Byzantine provinces of Serbia and Bulgaria.
Explanation:
Explanation:
ya you ate right it is very confusing
Answer:
Science has demonstrated that the same bacterium, Yersinia yersi, caused both outbreaks, bolstering arguments that, like the Black Death, the Justinianic Plague also caused significant historical events during the period, such as the fall of the Roman Empire and the rise of Islam.
Explanation:
They handled some of the manual labor on their fiefs.