Marbury v Madison (1803)
established the powers of the Supreme Court to decide the meaning of the Constitution, a power called now “Judicial Review.”

McCulloch v Maryland (1819)
affirmed the “supremacy” of the Constitution and the power of the “necessary and proper” clause (along with the Court’s power to interpret them.

This slideshow reviews the case and consequences: Judicial Review and Supremacy Clause_Marbury-and-McCulloch

See also you book p. 375 for context.