Answer: In turn, the Enlightenment ideals of liberty, equality, and justice helped to create the conditions for the American Revolution and the subsequent Constitution. ... The American Revolution and the domestic instability that followed prompted a call for a new type of government with a constitution to guarantee liberty.
Explanation:
The Supreme Court case that found the use of the grandfather clause unconstitutional is the Guinn v. United States, 238 U.S. 347 (1915). In its decision, the Supreme Court ruled that the grandfather clause<span> exemptions to </span>literacy tests<span> were unconstitutional. It declared the grandfather clauses as </span><span>repugnant to the Fifteenth Amendment and therefore null and void.</span>