How did the Supreme Court's actions in United States v. Cruikshank impact Reconstruction efforts? A. The Court ruled in favor of whites who had been convicted of violating the Fourteenth Amendment in the Colfax massacre, stating that because the individuals were acting independently and not as agents of the state, the Fourteenth Amendment protections did not apply.

B. The Court ruled in favor of whites who had been convicted of violating the Fourteenth amendment in the Colfax massacre, stating that because blacks had received due process, they could not claim a violation.

C. The Court ruled against whites convicted of Fourteenth Amendment violations stating that they had abridged the rights of the black men, women, and children during the attack and should serve 15 years' hard labor for their crimes.

D. The Court ruled against whites convicted of Fourteenth Amendment violations stating that because their actions took place on government property they were, in fact, acting as state agents and must be held accountable.