What? You mean you don't remember the Clinton-era national disaster that caused at least 1000 deaths in 1995? OK, so I don't blame Clinton, but even so the post is very interesting history.

The "Chicago heat wave" killed more people than Hurricane Andrew, TWA Flight 800, the Oklahoma City bombing and the Northridge, CA earthquake, combined.

More here and here. "...One of the greatest and least-known American disasters in modern history."