Because other countries are starting to use AI for military purposes, other countries are also looking into it to asses and learn. Here in Europe there is the EU AI Act to limit harm everyday harm to citizens caused by AI systems. However, it currently excludes military. The new legislation is just started to be enforced to high risk uses (employment filtering, biometrics, etc.) in august 2026, and full rollout in august 2027. In April 2025 there is a report from EU this legislation may help pave the road for military AI usage conventions [1]
This is a poor way of framing the question, a better one would be can you find me another world power that is misallocating trillions of capital in vaporware with very little to show for it?