September 11 - Simple English Wikipedia, the free encyclopedia

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September 11 is the 254th day of the year (255th in leap years) in the Gregorian calendar. There are 111 days remaining until the end of the year.

The terms "September 11" and "9/11" have been used by the media to refer to the September 11, 2001 attacks on the World Trade Center and The Pentagon in the United States of America.

Up to 1900

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1901 – 2000

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From 2001

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September 11 attacks

Up to 1900

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1901 – 1950

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1951 – 1975

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From 1976

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Up to 1900

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1901 – 2000

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Deaths in the September 11 attacks

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After 2001

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Observances

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