U.S. military withdrawal from Afghanistan reaches completion
U.S. military withdrawal from Afghanistan completed, ending post-9/11 military engagement.
Event / Security
Long-term health consequences affecting first responders, workers, and civilians exposed to toxic dust and debris from the September 11 attacks, including cancer diagnoses, respiratory diseases, and compensation efforts through the James Zadroga Act.
2026-09-04 to 2026-11-07 · UTC publication dates
Coverage begins 27 Aug, 04:04 UTC
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New York City held a 25th anniversary commemoration of the September 11 attacks on Friday, September 11, 2026. The ceremony took place in lower Manhattan with heightened police security. Names of victims were read starting at 8:40 AM local time, and a bell rang seven times to mark key moments of the attacks.
More than 9,400 people have died from illnesses related to exposure following the September 11 attacks, according to the federal medical monitoring program. These deaths resulted from exposure to toxic air and debris at Ground Zero.
A petition collected over 100,000 signatures opposing Zohran Mamdani's attendance at September 11 commemoration ceremonies. The petition accused the mayor of being associated with people viewed as dismissive of American institutions or insufficiently critical of extremist ideologies, without specifying details.
Vice President JD Vance attended the September 11 commemoration in New York alongside four living former U.S. presidents: Democrats Joe Biden, Barack Obama, and Bill Clinton, and Republican George W. Bush, who was president during the 2001 attacks.
President Donald Trump chose to attend a separate September 11 commemoration ceremony at the Pentagon in Washington D.C. rather than the main ceremony in New York City.
Al-Qaeda released images of Osama bin Laden and his son Hamza on the September 11 anniversary, according to SITE Intelligence Group, an organization that monitors Islamist websites. Hamza bin Laden was killed in a U.S. military operation in 2019.
Rudy Giuliani, who was mayor of New York during the September 11 attacks and later became an attorney for Donald Trump, stated he was offended by Zohran Mamdani's presence at Ground Zero during the commemoration.
About 100 million Americans were not yet born or were too young to remember the September 11 attacks, 25 years after the events, according to Beth Hillman, president of the National September 11 Memorial & Museum.
The September 11 attacks killed approximately 2,977 people in the United States, primarily in New York City. The attacks targeted the World Trade Center in New York and the Pentagon in Washington D.C., with aircraft hijacked by Al-Qaeda operatives.
Mayor Zohran Mamdani announced the publication of tens of thousands of documents revealing alleged city concealments regarding air toxicity following the September 11 attacks on the World Trade Center. He accused leaders of lying to the public about the safety of breathing the toxic air.
Zohran Mamdani, 34, became the first mayor of New York City to be sworn in on the Quran. He is from the left wing of the Democratic Party and is a member of the Democratic Socialists of America.
The September 11 Memorial & Museum receives approximately 2.4 million visitors annually and has shifted its focus from emphasizing remembrance to pedagogical transmission, training witnesses to educate audiences—particularly younger generations—who have no direct memory of the events.
The trial of Khalid Cheikh Mohammed, the alleged mastermind of the September 11 attacks and a senior lieutenant to Osama bin Laden, has been scheduled for June 2028 at Guantanamo Bay, where he has been detained for 20 years.
On September 11, 2001, 2,977 people were killed in coordinated terrorist attacks orchestrated by Al-Qaeda across the United States. The attacks involved four hijacked aircraft: two struck the Twin Towers of the World Trade Center in New York, one hit the Pentagon in Washington D.C., and one crashed in Shanksville, Pennsylvania after passengers and crew attempted to retake control.
Zohran Mamdani, 34, New York's first mayor to take oath on the Quran, attended the September 11 commemoration at Ground Zero. His presence drew criticism from some conservative voices, including former Mayor Rudy Giuliani, who expressed offense at Mamdani's attendance. A petition with over 100,000 signatures accused Mamdani of association with individuals deemed insufficiently critical of extremist ideologies, though specific allegations were not detailed.
President Donald Trump chose to attend a September 11 commemoration ceremony at the Pentagon rather than at Ground Zero in New York. According to reporting, Trump declined to attend the New York ceremony because he was unable to deliver a speech there, as speaking privileges are reserved for families of victims.
Following the September 11 attacks, anti-Muslim hate crimes increased dramatically in New York and across the United States. Police subsequently increased surveillance of Muslim communities under counter-terrorism programs, though such programs have since been discontinued.
Approximately 100 million Americans were not yet born or were too young to have memories of the September 11, 2001 attacks, according to Beth Hillman, president of the September 11 Memorial & Museum. This demographic shift reflects the generational distance from the events 25 years later.
More than 9,400 people have died from illnesses related to exposure to toxic materials from the September 11 attacks, according to the federal medical monitoring program tracking survivors and first responders.
Vice President JD Vance and four living former US presidents attended the September 11 commemoration at Ground Zero in New York: Democrats Joe Biden, Barack Obama, and Bill Clinton, along with Republican George W. Bush, who was president at the time of the attacks.
U.S. military withdrawal from Afghanistan completed, ending post-9/11 military engagement.
No attack of 9/11's magnitude has struck the U.S. in 25 years despite ongoing security threats.
NYC released 170,000 pages of 9/11 documents as the 25th anniversary approaches with expanded memorial ceremonies.
Two planes struck the World Trade Center towers, killing nearly 3,000 across coordinated September 11 attacks.
More than 9,400 deaths and 50,000 cancer diagnoses linked to 9/11 exposure; $18.56 billion awarded in compensation.
25th anniversary ceremonies included first Muslim mayor at Ground Zero and recognition of exposure-related deaths.
9/11 triggered creation of DHS, war in Afghanistan, and eventual killing of bin Laden in Pakistan.
Over 1,100 memorials nationwide honor September 11 victims through physical spaces and annual tributes.
Survivors and first responders faced devastating casualties; Flight 93 passengers resisted hijackers.
Saudi Crown Prince denies 9/11 involvement at White House as families pursue declassification of Saudi records.
Families and Congress seek declassification of Saudi 9/11 records as litigation continues.
100 million Americans lack direct memory of 9/11, making institutional remembrance essential to generational transmission.