They do not enforce the outlaw at all.
Also saying the US promoted it is absolutely bullshit we know of the war crimes committed by the US. That’s not one.
Specifically the opposite
https://www.theodysseyonline.com/what-is-bacha-bazi
https://www.huffpost.com/entry/the-dancing-boys-of-afghanistan_b_1260667
There’s a hard disconnect between what people argue and what the powers that be think people are arguing.
Hamas is a religious insurgent group who, if given the power, would also commit genocide. However anything Hamas does falls into Israel being responsible because of the treatment of Palestinians and literal funding of the group.
Nobody cares Hamas is bad. Israel is the bad guy here, Hamas is just a tumor they feed.