The institution of slavery is vital to our economy. Why, I bet we have as many African slaves as we do free Europeans…perhaps even more. Without them, we could not begin to produce the tobacco for which there is a market in England and elsewhere."The quote above is most likely from whom?

rosevelt. 1973. "slaves everywhere"

companies passed on production and transportation costs to consumers

the two atomic bombs dropped on japan in 1945 killed and maimed hundreds of thousands of people, and their effects are still being felt today. the uranium bomb detonated over hiroshima on 6 august 1945 had an explosive yield equal to 15,000 tonnes of tnt.