William Cullen Bryant: The First American Poet to Achieve Global Fame

This statement means that William Cullen Bryant was the first American poet to gain recognition and popularity not just in the United States but also internationally. His poetry was appreciated and admired by people from different countries and cultures. He was a pioneer in establishing American poetry as a genre that could compete with the established traditions of European literature. His work was significant in shaping the American literary landscape and paving the way for future American poets to gain recognition on a global platform.