He worked extensively behind the scenes to direct and raise funds for other lawsuits and segregation challenges as well.

[2] The plaintiff, Jackson W. Giles, sued on behalf of more than 5,000 black citizens of Montgomery, Alabama, such as himself in seeking to have the federal court require the state to register them to vote.

The suit was brought in response to a number of provisions in the Alabama state constitution, which combined to prevent blacks from being able to register.

The Supreme Court, in an opinion written by Justice Oliver Wendell Holmes Jr., decided to uphold the dismissal of the case, for two reasons: The majority opinion suggests that it is quite possible that the registration and voting system in Alabama is, in fact, unconstitutional as alleged, but no decision was taken on that question because of the two objections described above.

[3] It was not until many years later that the Court overturned Giles v. Harris in a series of cases: they established that the right to vote was protected by the equal protection clause of the Fourteenth Amendment, and federal courts have broad power to address deprivations of constitutional rights of citizens within states.

After the Giles v. Harris ruling, the legislative branch stopped unseating members because of such concerns.

proposed readjusting apportionment to decrease southern seats in relation to the populations they had disfranchised.

Despite his legal setbacks, Jackson Giles attempted to vote in the November 1904 elections in Montgomery.