The intolerable Acts fueled the American Revolution because the already bad relationship with Britain was made wayyyy worse. Instead of shutting the Americans up it mainly just p*ssed them off more. It was already tough to get by in early colonial times but the intolerable acts made it 1000x worse.
Its important to use textual evidence that would be able to support that claim used in your essay.
It outlawed the discriminatory voting practices adopted in many southern states after the Civil War, including literacy tests as a prerequisite to voting. This “act to enforce the fifteenth amendment to the Constitution” was signed into law 95 years after the amendment was ratified.