They were simualr because at the time money went up. Same as thr Great Recession everything got very expencive. Money was needed to feed our troops and buy them equopment. Money in the great Recession was used for paying back some of our nations debt.
Economic exploitation, social terror and political disenfranchisement were the push factors. The political push factors being Jim Crow, and in particular, disenfranchisement. Black people lost the ability to vote.