It was the transportation infastructure
i think the answer would be plant and animal life
There were several reasons actually. First of all, there was a war before. As it is well known, wars are very expensive. Soldiers needed to be equipped, soldiers need to be paid, etc. Then came the need to pay for heavy costs. Who to tax? For some reason the Colonies were chosen, perhaps as the war was quite literally fought by the colonies.
United States Bc it has the lowest portion of the graph