Why did the emancipation proclamation score big in europe?

The Emancipation Proclamation was wildly embraced in Europe because the Europeans had done away with African-based slavery for some time, since they saw it to be a basic a moral evil. 

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The embargo act of 1807  was a law passed by the united state congress and signed by president thomas jefferson on december 22,  1807. it prohibited american ships from trading in all foreign ports. in 1806, france passed a law that prohibited trade between neutral parties, like the u.s., and britain.