[ars]

This is not unique to the US. For example https://www.rainbowkids.com/international-adoption/eastern-e...

Just search for photolisting you'll find it all over the place.

[brabel]

Russia and Ukraine have a terrible problem with orphans.

Here's an example from Ukraine: https://deti.zp.ua/eng/list.php?keyword=sirot_net (if you find the US sites shocking, pls don't visit this).