Never mind the agreement - who authorised the expenditure cited?

Just because the USA goes gung-ho into a country does not mean the expenditure has been authorised.

Now Teribus I cited my source with the blue clicky - the United Nations Association of America.

Just like I cited the source of my estimate of the cost of the war being EXTRA expenditure, not the cost of employing the forces anyway.

Now your sources are....................?