What did General Butler do to positively impact New Orleans during his control of the city?

General Butler created the black division; quota of troops, for the Union Army, which are of black origin, the first time it happened in the Union Army.

Explanation:

General Butler was at some point considered a "Beast" due to his high handedness to the people of New Orlean, and his belief that governance should be carried out to favour the loyalist of the people in power. Hence, his strong allegiance or commitment to the Union and their efforts during the war that made him capture the City.

However, some of his positive actions while in power includes, the creation of Black troops in the Union army, and giving the supplies gotten from Mississippi to be given to the civilians.

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