Tại sao nói Mĩ là nước tư bản giàu mạnh nhất thế giới khi chiến tranh thế giới thứ hai kết thúc?

i would need the graph to answer the question

what

the sugar act, also known as the american revenue act, was a revenue-raising act passed by the british parliament of great britain in april of 1764. the earlier molasses act of 1733, which had imposed a tax of six pence per gallon of molasses, had never been effectively collected due to colonial resistance and evasion.

is this a math quesion or history question