NEAR WEST SIDE — The headquarters for the Illinois Chapter of the Black Panther Party was once at 2350 W. Madison St., where Chairman Fred Hampton rose to national prominence.
Today, it is a Walgreens parking lot.
But as of Saturday, the site is home to a plaque honoring the local Black Panther Party — the first of 12 plaques to be installed in Chicago recognizing the national Black rights organization…