Because Reagan promised to ease their tax burden.
Answer: the invention of cotton gin
Explanation:The cotton gin refers to a a machine that sets aside cotton fibers from their seeds. Therefore, the invention of the cotton gin transformed the cotton industry in the United States and demanded cheap labor force, which led to the rise of slavery in the South and to the American Civil War later.
Germany started WWII after invading Poland on September 1, 1939. GB and France responded by declaring war on Germany
