They were a strength to the Union. They carried soldiers and supplies to the battlefront much quicker, from a few months' march to a week. Having the supplies quicker to the battleground gave the Union the advantage over the Confederates, since the Union could recover much faster from any loss.
Answer:
Codification of Roman law.
Construction of Hagia Sophia.
Expansion of the Empire and Recovery in the West.
Justinian's Legacy. Explanation:
i just did it
d. lower labor costs during the costs that are usually in the us with less workers less costs
To be honest I think it's colonialsim because i just learned about it yesterday