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1.
Chicago was the second-largest city in the US before being overtaken by Los Angeles in the 1980s
2.
The Willis Tower (formerly the Sears Tower) was once the tallest building in the world
It was the tallest building in the world between 1974 and 1998
3.
Chicago has the highest average wind speed of any city in the US
Several cities, notably Boston, are windier
4.
One in three Chicagoans are black
32.9% of Chicagoans identified as Black or African-American in the 2010 census
5.
The Chicago Tribune is the oldest continually published newspaper in the US
The Hartford Courant is
6.
Cook County, which contains Chicago, is the most populous county in the US
Los Angeles County is
7.
In 2019, Chicago had the highest per capita murder rate of any city in the US
With 18.26 murders per 100,000 people, Chicago ranked 28th
8.
The Chicago Cubs are the oldest Major League Baseball team to have never changed their city
They have played in Chicago since 1871
9.
Chicago annually dyes its river green to celebrate St Patrick's Day
10.
Over 3,000 people were killed in the Great Chicago Fire of 1871
The death toll was estimated at 300
11.
Barack Obama is the only US president to have been born in Chicago
Obama was born in Hawaii; no US presidents were born in Chicago
12.
Infamous Chicago mobster Al Capone was sentenced to prison for smuggling alcohol into the US during Prohibition
Capone was arrested and sentenced for tax evasion
13.
The films Thief, Ferris Bueller’s Day Off and The Fugitive are all set in Chicago
14.
McDonald's, Boeing and United Airlines are all headquartered in Chicago
15.
The first presidential debate of the modern era, between John F. Kennedy and Richard Nixon, took place in Chicago in 1960