It's fascinating that upon the BIS leaving Project mBridge, Agustín Carstens felt the need to stress that "mBridge was not created to cater to the needs of the BRICs" and BIS "products [cannot] be used by any countries that are subject to sanctions."
https://www.reuters.com/business/finance/bis-leave-cross-border-payments-platform-project-mbridge-2024-10-31/