The Akkadians were ancient group of people from the Semitic linguistic group. They started to thrive in Mesopotamia but not by war and overtaking the Summers., but instead they created a symbiosis. The Akkadians started to adopt lot of cultural traits from the Summers, while the Summers started to adopt the Akkadian language. The Akkadians quickly became dominant and after several military conquests they managed to control pretty much all of the valley of Tigris and Euphrates and its surroundings.
Get more into real life situations. For example something that will make this decade more interested. Instead of something for 1875 that everyone will get bored of.
Frederick Taylor is known best for the concept of "management consultant" that improves efficiency in manufacturing. Before this consultants were almost non-existent.