[1] Electoral fraud in Illinois pre-dates the territory's admission to the Union in 1818.
[2] Illinois had the third most federal criminal convictions for public corruption between 1976 and 2012, behind New York and California.
[3] Several members of Illinois's delegation to the United States Congress have been convicted of crimes.
According to The Economist's profile of Edward Burke, "Criminality among the city's 50 aldermen is also astonishingly common.
"[92] Dozens of Chicago aldermen (city council members) have been convicted of corruption-related crimes.