Forty years ago today, March 18, 1980, Richard M. Daley won the Democratic Party’ nomination for Cook County State’s Attorney. Daley had been serving as a senator in the Illinois legislature since 1973, and before that, he had served in the Illinois state constitutional convention, or “Con Con.”

A flyer promotes Richard M. Daley for the position of Cook County State's Attorney, 1980

A flyer promotes Richard M. Daley for the position of Cook County State’s Attorney, 1980. Richard M. Daley papers, University of Illinois at Chicago Library, Temp_RMD16_06_0002_0001_013.