Why did egypt’s main crops of papyrus and cereal best contribute to the development of civilization

Papyrus and cereals were very important commodities in Egypt in the ancient times because it provides both as a food and trading source. During those days trade made civilizations possible and expansion of agriculture became a necessity.

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for the united states of america, 1945 to 1964 was a time of high economic growth and general prosperity. it was also a time of confrontation as the capitalist united states and its allies politically opposed the soviet union and other communist countries; the cold war had begun.

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