The Massachusetts event, which clearly demonstrated that the Articles were not working and that citizens were suffering, even willing to resort to violence was Shay's Rebellion. Shay's Rebellion made many political elites believe that the Articles of Confederation was an ineffective system of government for preventing such rebellions and other problems that were threats to the nation.
The answer is Shay's Rebellion
The Massachusetts event that demonstrated the inefficacy of the Articles of Confederation was Shays' Rebellion, which took place between 1786 and 1787, led by farmers protesting economic injustices. The uprising highlighted the inadequacies of the Articles and prompted the call for a new Constitution. Therefore, the correct answer is B. Shays' Rebellion.
;