Equator is the answer to the question
What first comes to my mind is that one or more rivers feature very prominently in these civilizations: the Nile in the Egyptian and the Tigris and Euphrates in the Babylonian.
Answer:
In 1849, Californians sought statehood and, after heated debate in the U.S. Congress arising out of the slavery issue, California entered the Union as a free, nonslavery state by the Compromise of 1850. California became the 31st state on September 9, 1850. ... California situated its first capital in San Jose.
The northern boundary was set along the 42nd parallel. The southern boundary had already determined by the Treaty of Guadalupe-Hidalgo with Mexico. The northeast corner of the state would be the point where the 42nd parallel met the 120th meridian, to include the Sierras.
Explanation:
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The principal that states that younger rocks lie above other rocks in the superposition principal.