The Articles of Confederation, was in effect from March 1, 1781, when Maryland ratified it. The second, The Constitution, replaced the Articles when it was ratified by New Hampshire on June 21, 1788.
George Washington ........ he was the first president
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civilizaciones asentadas en las llanuras, esto requería estabilidad para una vida social pacífica. Los reinos feudales llevaron a actividades más sociales, políticas y económicas.
Explanation:
