These two river valleys were similar, because they both had a government form in hierarchy. They both had a ruler, and they were in the monarchy system. Some of the systems were considered to be well off systems because they were able to rule without disruptions and others had systems which were not in equality with men and women.
The principle of Yin and Yang is that all things exist as inseparable and contradictory opposites, for example, female-male, dark-light and old-young. The principle, dating from the 3rd century BCE or even earlier, is a fundamental concept in Chinese philosophy and culture in general.
the french monarchy lost power
I want to say Arkansas because Colorado became Arkansas territory in the 1819 but I don't want to say that it's the right answer but it's a guess... sorry
