SECTION 2:
Representatives will be figured among the States according to their numbers, counting all the people in the State, except Native Americans who are not taxed. If a State will not let any male citizen over 21 years old vote freely (unless he commits a crime, or takes part in a rebellion), the number of Representatives for that states will be reduced......snip~
https://constitutionallawreporter.com/amendment-14-02/