The major reason why the <em>lack of unified currency</em> under the Articles of Confederation <em>caused problems</em> for the new nation was:
- The government could not collect taxes
According to the given question, we are asked to state the major reason why the <em>lack of unified currency</em> under the Articles of Confederation <em>caused problems</em> for the new nation.
As a result of this, we can see that because of the lack of unified notes, the government could not collect taxes which were <em>necessary to maintain</em> <em>their military </em>and the economy also suffered as a result.
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