This Act was passed by Congress to protect the voting rights of blacks in the South, it wasn’t very effective.
a. Civil rights Act of 1866
c. Enforcement Act of 1870
b. Voting rights Act of 1867
d. The Ku Klux Klan Act of 1874
It was the Civil rights Act of 1866 that was passed by Congress to protect the voting rights of blacks in the South, although it wasn’t very effective, because it couldn't be enforced.