It doesn't represent slavery. Hate groups adopted this flag but it's not a hate group flag.They adopt the american flag too. If you think it represents slavery you are stuck in the past .
It represents the South,:
1: Honesty
2:, hard work,
3: no nonsense,
4: good values,
5: being truthful,
6: Southern hospitality,
7: military service,
8: Patriotism,
9: being proud of your country instead of hating it,
10: family values,
11: being kind to those less fortunate than yourself.