September 22

The September 11 attacks, commonly referred to as 9/11, were a series of coordinated terrorist events executed by al-Qaeda on September 11, 2001. These attacks targeted the World Trade Center in New York City, the Pentagon in Arlington, Virginia, and a thwarted attempt which ended in a field near Shanksville, Pennsylvania. Nearly 3,000 lives were lost, and the repercussions reshaped global security and foreign policy.

A devastating earthquake hit the Kantō region of Japan on September 1, 1923, causing widespread destruction and loss of life.

Hurricane Irma, a Category 5 storm with record-breaking power, made landfall in Florida on September 10, 2017, after tearing through the Caribbean. With winds reaching 185 mph and massive storm surges, Irma became one of the most destructive hurricanes in U.S. history, leaving behind billions in damage, over 100 fatalities, and reshaping the region's approach to disaster preparedness.