Russia wants the UN to pass rules outlawing unauthorized use of Russian weapons designs. Russia hopes to piggyback this on a UN effort to limit the illegal distribution of assault rifles. It's all about money.
It's not about eliminating small arms--it's never been about that. It's about who controls, possesses and profits off them.
The do-gooder shills who get all the PR and tug at heartstrings with tales of woe are mere pawns. Their primary function--whether they realize it or not--is to keep the sheep distracted while the wolves sneak around the flank.
Pay no attention to the men behind the Iron Curtain.