What factor helped Mesopotamia land to be good for growing crops ?

Every year, floods on the Tigris and Euphrates rivers brought silt, a mixture of rich soil and tiny rocks, to the land. The fertile silt made the land ideal for farming. The first farm settlements formed in Mesopotamia as early as 7000 BC. Farmers grew wheat, barley, and other types of grain.

Every year , floods on the Tigris and Euphrates rivers brought silt, a mixture of rich soil and tiny rocks , to the land.

separate but equal was a legal doctrine in united states constitutional law according to which racial segregation did not violate the fourteenth amendment to the united states constitution, which guaranteed "equal protection" under the law to all people. under the doctrine, as long as the facilities provided to each race were equal, state and local governments could require that services, facilities, public accommodations, housing, medical care, education, employment, and transportation be segregated by race, which was already the case throughout the states of the former confederacy. the phrase was derived from a louisiana law of 1890, although the law actually used the phrase "equal but separate

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the influence of charles louis de secondant , baton montesquieu.