|Climate:||Because its nearly 400 miles (644 km) distance from its northernmost and southernmost extremes, as well as its mid-continental situation, Illinois has a widely varying climate. Most of Illinois has a humid continental climate, with hot, humid summers and cold winters.|
|Language:||Illinois designated English as the official state language in 1969. The foreign languages most commonly spoken as the primary language in a home in Illinois are Spanish, Polish, German, Tagalog, Chinese, Italian, Korean, Greek, French, and Russian.|
The United States dollar, denoted by USD or the symbol $, is the official currency used in the United States. Commonly referred to as the "American dollar," the currency is divided into 100 cents (symbol ¢).
Winkle (1992) examines the impact of migration on political participation in Springfield during the 1850s. Widespread migration in the 19th-century United States produced frequent population turnover within Midwestern communities, which influenced patterns of voter turnout and office-holding.
Springfield is the third and current capital of the US state of Illinois and the county seat of Sangamon County with a population of 116,250 (U.S. Bureau of the Census, 2010).