If a politician fought to move district boundary lines to favor his/her political party he would've accused of attempting which illegal act

If a politician moves a district boundary lines to favor his political interests is called "gerrymandering" and goes against the federal Voting Rights Act of 1965 that was designed to not allow tactics or political movements that go against the right of minorities to an effective vote and to have representatives of their choice. The term of "gerrymandering" is usually coined to Federalist newspaper editors Nathan Hale and Benjamin and John Russell because in 1812 they published numerous newspapers in Massachusetts and nationwide talking about this political movement of change the boundary lines of the electoral districts in favor of some political parties.