There are literally hundreds of examples throughout history of countries going broke due to deficits and lose fiscal policies.
Or do you think America is somehow special in regards to mathematics?
“Country will never be broke”
Compare what US$ bought in 1960 versus what it buys today.
It is like a $ today is worth 15 cents compared to 1960.
At the rate Feds are printing money, a gallon of milk will cost $39.95 in 50 years.