Indianapolis - Wikipedia
Civil War and Gilded Age. Progressive Era to World War II. Post-World War II. Modern Indianapolis . Geography and the environment. Flora and fauna. Neighborhoods. Distribution and logistics. Health and life sciences. Manufacturing. Performing arts.
Indianapolis (/,[email protected]'[email protected]/), colloquially known as Indy, is the state capital and most-populous city of the U.S. state of Indiana and the seat of Marion County. The United States Census Bureau reported that the combined population of Marion County and Indianapolis was 977 642.  The \"balance\", which excludes semi-autonomous communities in Marion County was 887 642. It is the 15th-most populous U.S. city, the third-most populous in the Midwest after Chicago, Illinois, and Columbus, Ohio.  The fourth-most populous capital in Texas after Phoenix, Arizona and Austin, Texas. With 2,048,703 inhabitants, the Indianapolis metropolitan area is 33rd in U.S. metropolitan statistical areas. With a population of 2,431,361, it ranks 28th in the combined statistical area.  Indianapolis is 368 sq. miles (950 km2) and the 18th largest U.S. city.
The area was inhabited by indigenous peoples as far back as 10,000 BC.  The Treaty of St. Mary's in 1818 saw the Delaware give up their tribal lands. Mary's.  Indiana was established in 1821 as a planned capital for the new state seat. Alexander Ralston, Elias Pym Fordham platted the city on a 1-mile (2.6 km2) grid near the White River. The city's position in the manufacturing and transportation sector was further strengthened by the completion of the National and Michigan roads, and the arrival of rail.  The city's two nicknames, \"Crossroads\" and \"Railroad City\", reflect its history as a transportation hub.  Local government administration is managed by a 25-member elected city-county council, headed by the mayor, since 1970's consolidation of city-county units, also known as Unigov.