How did the Amnesty Act of 1872 influence Reconstruction? The act restored order in the South by pardoning all white supremacists for crimes they committed during Reconstruction. The act created a vital opportunity for stronger Democratic leaders to resume political participation in the South. The act provided southern blacks a one-time pardon for any debts they incurred under sharecropping agreements. The act provided a pardon to Boss Tweed and the Tammany Hall politicians who had been draining money from the South.