the alliance between france and russia.
World war II actually was fought in many different places, while WW1 was fought mainly in Europe
World War I saw people digging trenches and fighting statically, while WW II saw people fighting with technology and with mobility.
hope this helps
I am not an expert on this but i know that with the industrial era, brought a even higher demand on cotton. They were making more faster.
So i would go with B because they needed more slaves to keep up with demand.
Italian turmoil of the early 16th century, Venice enters a long and gradual period of decline.
Answer:
well I think that the work that the Sumerians did is different from the work they do today because back in the days the Sumerians had to work in the sun which would cause them to become tired quickly and they'll get dehydrated, while in the society now people don't need to work so hard in the sun and expect to get a little bit of pay that can't even feed the entire family.