Humboldt Park riot
... that during the Humboldt Park riot 40 years ago, the Chicago police department battled Puerto Rican protesters and rioters?
... that during the <b id="mwAg0"><a href="./Humboldt_Park_riot" id="mwAg4" rel="mw:WikiLink" title="Humboldt Park riot">Humboldt Park riot</a></b> 40 years ago, the Chicago police department battled Puerto Rican protesters and rioters?