This almost entirely ignores the phenomenon of insurance companies inflating healthcare costs and making incredibly large profits. Health insurance industry profits ($31bn in 2020) are almost equivalent to what your link says the entire military expenditure for the European theater is ($35bn in 2018).
Not to mention the bureaucratic, political, and productivity costs plus the costs to employers and what individuals pay out of pocket.
It’s impossible.
Here is some analysis:
https://hwfo.substack.com/p/peace-in-ukraine-and-universal-h...