The Supreme Court case of Marbury v. Madison
(1803) strengthened the power of the judicial
branch by
(1) denying states the right to secede from the
Union
(2) providing the president the power to declare
war
(3) ruling that Congress has the right to create
new territories
(4) granting federal courts the power to declare
laws unconstitutional



Answer :

The Supreme Court case of Marbury v. Madison (1803) strengthened the power of the judicial branch by "(4) granting federal courts the power to declare
laws unconstitutional"