They can declare laws unconstitutional. This makes that a law doesn't agree with the constitution.
On 5, Plessy v. Ferguson ruled that segregation is legal, but in Brown v. Board of Education, they ruled that segregation is not legal and has no place in schools. But that is all I know
Franklin Delano Roosevelt (FDR)
The common similarity when the four modernizations were initiated by both administrations of Mikhail Gorbachev and Deng Xiaoping was that both adopted elements of capitalism. As we all know, both these nations are communist in nature, however, both leaders became open-minded in inhibiting the ideas of capitalism from the West.