Which issue became an obstacle to the drafting of the United States Constitution?

Delegates at the Constitutional Convention disagreed over whether enslaved people should be counted when determining each state's representation in Congress. The disagreement was addressed by the Three-Fifths Compromise, which counted three-fifths of the enslaved population for representation and taxation. Therefore, the obstacle was how to count enslaved people for purposes of state representation.

AI-written and checked against the verified answer.