A)1920 due to this was the roaring 20's and later on throughout the years we started to industrialize
It would be in "D. Haiti" that slavery ended with revolution than by government decree, since this was the result of a massive slave uprising that ended up ultimately being successful.
“President Washington established many crucial presidential precedents. George Washington helped shape the office's future role and powers, as well as set both formal and informal precedents for future presidents.”
