A jury made up of colonists and Indians found three Wampanoag men guilty for Sassamon's murder and hanged them on June 8, 1675. Their execution incensed Philip, whom the English had accused of plotting Sassamon's murder, and ignited tensions between the Wampanoag and the colonists, setting the stage for war.
Plessy v. Ferguson established "Separate But Equal". I wrote an entire research paper on this topic.
C) the US is an Example of a Republic