-Water ways were major improvements to the US to help w/ transportation.
-steam engines helped by allowing railroads to be built and transport items
-this allowed more jobs to be useful for the US to grow
The First one would be the Mongolian Empire, the Mongols were the first largest Empire in Asia and conquered many kingdoms under the rule of Genghis Khan. The second would be the Xia Dynasty, located in China they began to grow rapidly during their time and modernized quickly. Third would be the Mughal Empire, located in India they defeated Alexander the Great. Fourth were the Persians, they were one of the largest empires in the worlds, located in Iran. Byzantines were a major one which makes number 5 on the list, they were considered East Romans and very rich and conquered land faster than you can say "Pizza".and Finally 6 which is Phoenicia, great sea men and traders who ruled the Mediterranean.
B. Africa to North America
I believe the answer is: Originally meeting as a large group, as the House of Commons was instated, the clergy and nobles became the House of Lords
During the meeting, the members of the house of commons would be the one that analyze a certain legislation and determine whether the legislation is eligible for passing or not. The house of lords than would gather together to review the decision made by members of the house of commons.