Article 1, Section 10, Clause 2
[Volume 3, Page 473]
Articles of Confederation, art. 61 Mar. 1781
No state shall lay any imposts or duties, which may interfere with any stipulations in treaties, entered into by the united states in congress assembled, with any king, prince or state, in pursuance of any treaties already proposed by congress, to the courts of France and Spain.
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