So you are saying everyone who doesn't follow the silly SJW virtue signalling treaty commits war crimes, including Russia? Great, apparently the right now includes arms control activists who will be surprised that they aren't liberal leftie globalists anymore.
Yes and not just Biden:
Rights groups condemn supply of widely banned weapons and fellow Democrat calls it a ‘terrible mistake’
www.theguardian.com
A 2009 law bans exports of US cluster munitions with bomblet failure rates higher than 1%, which applies to virtually all of the US military stockpile. But Biden can waive prohibitions around the munitions, as his predecessor, Donald Trump, did in January 2021 to allow the export of cluster munitions technology to South Korea.
Also you linked the wrong virtue signalling treaty, i know, they are easily confused as they are all stupid. Ottawa one regards anti personnel mines, you wanted this:
en.wikipedia.org