Optics and Gravity i know i got this one right
The Act Prohibiting Importation of Slaves of 1807 (2 Stat. 426, enacted March 2, 1807) is a United States federal law that stated that no new slaves were permitted to be imported into the United States. It took effect in 1808, the earliest date permitted by the United States Constitution.
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By Providing Fertile Soil
Answer From Gauth Math
Have access to the internet and electronics
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I think Barack Obama will be remembered as the first African-American ever to be elected president of the United States.
