The phrase "United States in Congress assembled" occurs frequently in the Articles of Confederation. Why is this phrase a more accurate description of the new government than the phrase "United States of America," which is used only once?

This articulation is a progressively precise portrayal since it shows that the states were not constantly joined as one, however they were possibly joined when they were meeting in congress. Each state has its own sovereign state. The separate government in each state.

Explanation:

On June 7, 1776, Richard Henry Lee proposed to the Second Continental Congress "[t]hat these United Colonies are, and of right ought to be, free and independent States," and that a plan of confederation be prepared and transmitted to the respective Colonies for their consideration and approbation.