Detroit /d??tr??t/ is the most populous city in the U.S. state of Michigan, and is the seat of Wayne County, the most populous county in the state and the largest city on the United States-Canada border. It is a primary business, cultural, financial and transportation center in the Metro Detroit area, a region of 5.2 million people, and serves as a major port on the Detroit River connecting the Great Lakes system to the Saint Lawrence Seaway. It was founded on July 24, 1701, by the French explorer and adventurer Antoine Laumet de La Mothe, sieur de Cadillac.
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