Chicago (/ ʃ ɪ ˈ k ɑː ɡ oʊ / shih-KAH-goh, locally also / ʃ ɪ ˈ k ɔː ɡ oʊ / shih-KAW-goh), officially the City of Chicago, is the most populous city in the U.S. state of Illinois, and the third-most populous city in the United States, following New York City and Los Angeles.
This article is part of a series on the: History of Hong Kong; Timeline; Prehistoric Imperial (221 BC – 1800s) Bao'an County and Xin'an County British Hong Kong (1841–1941, 1945–1997)