Asked & Answered:
https://freerepublic.com/focus/news/4044080/posts?page=142#142
“Not a treaty?”
Registration Number 52241
Title Memorandum on security assurances in connection with Ukraine’s accession to the TREATY on the Non-Proliferation of Nuclear Weapons
https://treaties.un.org/Pages/showDetails.aspx?objid=0800000280401fbb
You’re really grasping at straws here.