The Hartford circus fire, one of America's worst fire disasters, kills approximately 168 people and injures over 700 in Hartford, Connecticut.

The Hartford circus fire, which occurred on July 6, 1944, in Hartford, Connecticut, was one of the worst fire disasters in United States history. The fire occurred during an afternoon performance of the Ringling Bros. and Barnum & Bailey Circus that was attended by 6,000 to 8,000 people. The fire killed 167 people and more than 700 were injured.