Abe most likely said that, because if he said slavery was wrong at the time people would disagree and go against him which is very sad but true.
Samuel Slater introduced the first water-powered cotton mill to the United States. This invention revolutionized the textile industry and was important for the Industrial Revolution. Born in Derbyshire, England, to a prosperous farmer, Slater apprenticed at a mill at age 14.
The battle of Stalingrad was the major turning point.