Voting Rights By vanesa cuellar Period: Dec 2, 1850 to Dec 2, 2000 vr Dec 2, 1865 13th Amendment Dec 2, 1869 15th Amendment Dec 2, 1896 Laws to make voting rights from African-Americans Dec 2, 1898 Supreme Court rules that literacy tests are constitutional Dec 2, 1915 "Grandfather Clause" declared unconstitutional Dec 2, 1920 19th Amendment Dec 2, 1937 Supreme Court rules that poll taxes are constitutional Feb 2, 1964 24th Amendment Jun 2, 1964 Freedom Summer Dec 2, 1965 Voting Rights Act