Chicago, the most populus city in the American state of Illinois, is located on the Northeastern shore of the state along Lake Michigan. It is the third most populus city in the United States, and by area, has the world's largest metropolitan area.
The economy of Chigaco is mainly comprised of finance, and being the headquarters of a number of large businesses. There is also heavy influence coming from other industries, such as science, technology, manufacturing, publishing, tourism, and food processing.
The area of Chicago was originally home to different groups of native peoples, such as the Miami, Sauk, and Fox. The were later replaced by the Potawatomi people, who lived in the region until European settlers explored the region in the late 1600s. After a number of treaties and wars, the Potawatomi were forced out of the area in 1833. The city itself was incorporated in 1837.
Chicago gets its name from a local variety of wild onion, which was called 'shikaakwa' by the Miami people. When French explorers first discovered the region, it was transliterated to 'Chicagou'.