The lives of enslaved African Americans were tough. Forced to work day and night and treated unfairly without escape.
People got tired of all of the cruelty, so they tried to make an amendment to free them. So Legislators from each state come together and have a convention. To pass it, 2/3 states have to approve it and then 3/4 have to ratify it.
We change the constitution because like our lives and community, our constitution changes too.
The 24th amendment to free African Americans is legal