Because the east had fallen into what was called the " dark ages " many barbarian tribes ran a muck in the eastern empire after the fall of the "roman wall" holding the north barbarians from entering eastern Rome, many from the east tired to feel west to the Byzantine empire, many also did not make it.
Bombing would make the most sense. This was carried out during Kosovo's war for independence
Good luck!
creation of farming to produce more food and sustain more poeple.
the specialization in jobs so production in something is faster
the wheel. self explanitory
Since they produced inferior quality steel, this is a failure. Therefore, this means that the Chinese government failed to invest in industrialization.
P.S. Having been to China a few months ago, they don't have backyard furnaces anymore :)
