In addition to this while Ukraine didn’t send its troops to Afghanistan, they were one of the coalition partners in Iraq.
Some Freepers served with them and from that time their assessment was “very brave, very bad at logistics, eager to learn”.
Ukrainians started learning from the US how to build a proper military already in 2003. Russians never learn anything.
https://www.thebulwark.com/i-commanded-u-s-army-europe-heres-what-i-saw-in-the-russian-and-ukrainian-armies/