"The existence and perseverance of a sovereign[...] relies upon their ability to constantly monitor, refine, and improve their capability to protect their resources."

Self Custody: The Future of Defense

https://bitcoinmagazine.com/culture/self-custody-the-future-of-defense#:~:text=The%20ability%20to%20control%20and,the%20ability%20to%20maintain%20sovereignty.