Why is it important for teenagers and all citizens to know their rights?

What happened to segregation laws after the case of plessy v. ferguson? segregation still existed, but only in very small towns with no access to court systems. important politicians like ferguson, once in favor of segregation, began to denounce it. plessy v. ferguson began the breakdown of segregation as it was defined at that time. segregation continued, and citizens experienced many more years of legal segregation.

(05.04 mc) how did the roman transportation system keep the empire strong? plz

Aclaim about history is most likely not valid if it has which of these characteristics?