Betts v. Brady (1942): It was held that a refusal to appoint counsel for an indigent defendant charged with a felony did not necessarily violate the Due Process Clause of the Fourteenth Amendment.

Palko v. Connecticut (1937): The Court refused to hold that the Fourteenth Amendment made the double jeopardy provison of the Fifth Amendment obligatory on the States.

Powell v. Alabama (1932): The Court declared that the right to the aid of counsel is of (a) fundamental character.

Grosjean v. American Press Co. (1936): The Court held that certain fundamental rights safeguarded by the first eight amendments against federal action, were also safeguarded against state action by the due process law clause of the Fourteenth Amendment.

Johnson v. Zerbst: The assistance of counsel is one of the safeguards of the Sixth Amendment deemed necessary to insure fundamental human rights of life and liberty.