Answer:
i think its water and steam power and i dont even know WHY.
Explanation:
In Chinese society, the merchant class ranked below the A. Farmers and Aristocrafts.
Ok I help you
what are you doing?
The first one, after the 4th crusade which saw the sacking of Constantinople by the crusaders who had been stranded there waiting for their payment from the emperor of the Byzantine empire, let's just say that the Byzantines weren't big fans of western Europe for a good while, but I could be wrong so wait for other answers :)
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They all was in tiled to something in it.