What did spain gain from the americans win the revolutionary war?

answer: money

explanation:

spain's role in the independence of the united states was part of its dispute over colonial supremacy with the kingdom of great britain. spain declared war on britain as an ally of france, itself an ally of the american colonies, and provided supplies and munitions to the american forces.

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the authority to tax.

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.