if you don't know aht it is, look here: https://en.wikipedia.org/wiki/Juneteenth#:~:text=Specifically%2C%20it%20commemorates%20Union%20army,slaves%20in%20Texas%20were%20free.&text=By%20the%2021st%20century%2C%20Juneteenth,cities%20across%20the%20United%20States.