3. what social changes took place in the north and the south during the war?

The Civil War caused social,economic, and political changes in the North and the South. Some changes, like the growth of industry, affected Americans long after the end of Civil War. As the Civil War moved into its third year, the constant demand for men and resources began to take its toll back home.

president thomas jefferson commissioned the expedition shortly after the louisiana purchase in 1803 to explore and to map the newly acquired territory, to find a practical route across the western half of the continent, and to establish an american presence in this territory before britain and other european powers

- "the most famous structure by far at saqqara is djoser's step pyramid. dating from the 3rd dynasty (2667—2448 bc), it was the first all-stone complex ever built on earth."

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