Historical clue formulations

• Father/son surname in Chicago politics — 2024-09-17
• Surname of two former Chicago mayors — 2021-02-25
• Former Chicago mayor Richard — 2019-02-25
• Big name in Chicago politics — 2016-09-06
• Longtime name in Chicago politics — 2016-04-18
• Big name in Chicago politics — 2016-01-17
• Chicago mayor before Emanuel — 2011-07-17
• Family name in Chicago politics — 2011-01-04
• Sawyer's successor in Chicago — 2010-10-29
• Longtime Chicago mayor — 2007-08-12
• William ___, secretary of commerce under Clinton — 2006-01-21
• Commerce secretary before Mineta — 2002-11-16
• Chicago's Richard ___ Center — 2002-09-22
• Big name in Chicago politics — 2002-07-22
• Prominent U.S. mayor — 1997-04-27