Which of the following cases sets a precedent that segregation laws were unconstitutional in the united states? texas v. johnson plessy v. ferguson gideon v. wainwright brown v. board of education

the results of roman expansion produced social conflict and civil war. julius caesar gained power and became a dictator but was then assassinated. the reign of augustus began a long period of imperial rule and peace in the roman empire. rome faced the problems of how to maintain peace, law, and order.

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four sitting presidents have been assassinated while in office but the first was abraham lincoln,