What was the most important accomplishment of the Articles of Confederation- its one lasting legacy?

The two land ordinances were the greatest achievement of the Articles of Confederation. Daniel Shay starts a rebellion in 1786 in Mass to protest tax. Rebellion put down by militia because their was no standing army to send. Proved that National government was weak and needed to be strengthened.

Explanation:

Under the Articles of Confederation the national government managed to achieve a variety of successes such as the creation of executive departments to administer finance, foreign relations, and military affairs but the most important achievement would be the Northwest Ordinance which guaranteed equal treatmen

answer; i believe the correct answer is (the willamete valley);

it is very effective. the venezuela is shi. russia, iran, north nk cuba africa no go. islam countries ridiculous.