How was slavery abolished in France please give me the answer of this question

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The country abolished slavery in 1794 following a revolt by slaves in Haiti, which was then known as Saint Domingue. But eight years later, Napoleon re- established the trade. It was completely abandoned in 1848.

they believed democracy was worth the fight

congress also has implied powers, which derive from the necessary and proper clause of the constitution and permit congress "to make all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states.