It's more about getting value for money across he wider population in social support vs spending on a big military and government pushing funds to support the 0.001%
The military spending thing is a bit of a canard. There is great value in US military hegemony, and that value is not experienced only by the US. There are downsides to it, but compared to having Russia prime in Europe and China prime in Asia it's the least bad option.
It's more about getting value for money across he wider population in social support vs spending on a big military and government pushing funds to support the 0.001%