Why was slavery important in the age of imperialism in 1800-1920?

that is because lower interest rates allowed people to work harder to make money. it multiplied like that and now the uno(not the game) is very strong.

i like trains

codfish influenced the yankee trade because they traded it with the americans and the americans traded livestock, molasses and stuff that they can make clothes out of (like wool, and leather). they also could make weapons to.