B.
Hitler's main reason for starting World War II was the following:
He wanted to unite the German people
He wanted to expand the land of Germany to feed more people (this is why he demanded Danzig from Poland)
It was a monarchy which means a king was in power. there were many small rebublica in ancient india which had some democracy in their administration. members of the council of minister could give advice to the king but all final desicions were left to the king . hope this helps!
Cyrus McCormick in 1831. This machine was used<span> by farmers to harvest crops mechanically. For hundreds of years, farmers and field workers had to harvest crops by hand using a sickle or other methods, which was an arduous task at best</span>
Dry farming occurs is areas where there is little rainfall. Mesopotamians depended on the annual flooding of the Tigris and Euphrates Rivers. This is similar to the Egyptians depending on the Nile to flood. The annual flooding was more predictable than expecting rainfall. The problem with this style of farming is that rivers move and dry up. Should a great drought occur then even the flooding won't be enough to keep crops growing.