The Iroquois Theatre on Randolph Street opened in November 1903 as Chicago’s most luxurious playhouse, its programme boasting the words “absolutely fireproof.” The marble and mahogany were real; the fire protection was theatre of its own. The asbestos curtain was partly wood and cheap fabric; sprinklers were absent; exit signs were missing or dark; roof vents were nailed or wired shut; and there was no fire alarm, no telephone, no water connections. City inspectors had signed off anyway.

On 30 December 1903 a standing-room matinee of the musical Mr. Bluebeard, starring comedian Eddie Foy, packed the house far past its roughly 1,600 seats — perhaps 2,100 people, overwhelmingly women and children on Christmas holidays.

Twenty minutes

At about 15:15 an arc spotlight sparked against a muslin drape above the stage. Stagehands slapped at the flames; the fire ran into the flies among tons of painted scenery. The “fireproof” curtain jammed part-way down. Foy stood at the footlights in costume begging the crowd to stay calm — then a stage door opened, and the inrush of air drove a fireball under the stuck curtain and out over the auditorium.

The audience found the exits locked, hidden behind draperies, or fitted with a novelty lever no one could work; gates barred the stairs from the cheap seats, kept shut to stop ticket-jumping between levels; doors opened inward against the crush. Bodies piled ten deep at the blocked doorways. Some who forced upper-level fire escapes found no ladders — they fell or jumped into the alley behind, where painters’ scaffolding across to the next building became an improvised bridge that saved a few dozen.

Around 602 people died, most within twenty minutes, many still seated in rows. The alley — Couch Place — was stacked with the fallen and is still nicknamed Death Alley.

What it changed

The legal reckoning was Chicago’s usual: indictments of the owners, the fire chief, and city officials dissolved over years into technicalities. Essentially no one was punished.

The regulatory reckoning was real. The disaster drove ordinances across the United States and Europe: exit doors in public buildings must open outward; exits must be marked, lit, and unlocked while occupied; fire curtains and vents must actually work. Above all it pushed the adoption of the panic bar — the horizontal push-bar latch that opens a door to a shove of bodies. Every crash-bar door you have ever leaned through is, in part, the Iroquois’s monument.