The unfree labors were able to improve the economy of the American society. These unfree laborers were the one manning farms and help in mass production. During this time when the US was concentrating on the agricultural sector, many landowners hired unfree labors. Many landowners would hire them because they have cheap labor and they can work longer than expected working hours.
Territory, the American's actually just purchased Alaska to help Russia out after the Crimean War, however, it gave them new territory in the Pacific region. At the time of the purchase, the public wasn't in support of it. However, later on, the purchase proved to be quite beneficial as Alaska proved to have oil reserves that the US can tap into.
cutting down the rain forest because its like a desert now
It used to be NYC for how much withe's