Answer:
The French settlement at the mouth of the Mississippi River that became one of the most important ports in North America was New Orleans. The city was founded by the French explorer Jean-Baptiste Le Moyne de Bienville in 1718 and named after Philippe II, Duke of Orléans. Today, New Orleans remains an important port city and a cultural center, known for its music, food, and architecture. The city's rich history and diverse population continue to influence its character and make it one of the most unique and vibrant cities in North America.
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