The supreme court's decision in Worcester v. Georgia and the Indian removal act lead to removal and resettlement of native american groups because they wanted the land for them selves so the president decided to force all Indians into the Mississippi area.
America had a previous “constitution” known as the Articles of Confederation, which had America very disorganized. Because of the failure of this system (one example was money since the states had their own version of the dollar), people looked for a united government, and adopted the constitution
Chnaged to the republic of benin on 1st march 1990.