One of the main reasons Christianity is now so popular is because European imperial nations spread it through their conquests, with it being a main justification for many of their ventures. This was the case in both the colonialism seen prior to the Napoleonic wars and the scramble for Africa in the late 1800s. The religion was forced on native peoples who had to abandon their traditional religions, many times for fear of death at the hands of Europeans. The result is several populous non-European nations having majority Christian populations to this day.
In the years following the Civil War, railroads were privately owned and ... support of both major political parties and pressure groups from all regions of the country ... Labor unions formed or organizations that promoted the interests of workers ... In a monopoly, there is no competition and the seller can increase the price of ...
I world say the answer is between 400 and 200 BCE
Greek was the official language of the Byzantine Empire.