Rather than lift its population out of poverty, Russia spends a fortune arming itself to fight invisible foes, or criminally invade other countries.
Previously those who didn't wish to feed own army had to feed foreign ones.
Si vis pacem para bellum.
If you are weak then you will be beaten.
On many respects US army is decorative, unable to fight with equal enemy. Look, just 2 decades ago invasion in Venezuela would not be a problem for Washington. No we see mostly threats, not actions.