September has often been marked by tragedies and unsettling events in US history. Here are seven events that illustrate why September is considered particularly tragic.

Charlie Kirk’s Death, 9/11 attack and more: 7 dark events that made September a cursed month for the United States

9/11 forever reshaped flying—ushering in tighter checks, new technology, and global security measures that made airports the frontlines of counterterrorism

From boarding gates to full-body scanners: 9/11 and the day air travel changed forever

One World Trade Center, built on the original World Trade Center site destroyed by the 9/11 terror attack, is a symbol of American resilience and hope. How does the 1,776-foot skyscraper ensure its safety against another potential attack?

9/11: Why did the US rebuild the One World Trade Center at the same site where terrorists destroyed the Twin Towers? How safe is it?

Dr Shakeel Afridi is seen as a hero in the US but has been languishing in a Pakistani jail for years after the raid on al-Qaeda chief Osama Bin Laden in Pakistans Abbottabad.

9/11 attack anniversary: How Dr Shakeel  Afridi, who helped US kill Osama Bin Laden, was hunted down, jailed by Pakistan

Watch: Joe Biden sports Trump hat on 9/11 anniversary, MAGA supporters approve

Tolling bells, tributes and tears: US marks 22 years since 9/11

In pics | From New York to Alaska: US marks 22 years since 9/11 attacks

9/11 attacks 22nd anniversary: DNA analysis helps identify two victims decades after the tragedy

Morning brief: 9/11 attacks 22nd anniversary, India-Middle East-Europe Economic Corridor, and more

Five 9/11 attack accused in Guantanamo may escape death by way of plea deal: Report

9/11 attacks: Biden lays wreath at Pentagon to honour lost lives on 21st anniversary

US: 9/11 attack mastermind Khalid Shaikh Mohammed still awaits trial, victims wait for closure 

'Grief is the price we pay for love': How UK's Queen Elizabeth II paid tribute to 9/11 victims in 2001

'I lost everything': Recounting bitter memories of 26/11, Karambir Kang urges for action to combat terrorism

Terror group Al-Qaeda, released a video of its elusive leader Ayman al-Zawahiri, who was rumoured to be dead on the 20th anniversary of the deadly 9/11 attacks on US soil.

Al-Qaeda releases a new video of Zawahiri on 20th anniversary of 9/11 amid rumours he is dead

- 4 hijacked commercial planes - 3 high profile Targets - Thousands of deaths - Countless lives affected - After 4 crashes, blaze, smoke, ashes & wreckage - The iconic twin towers were gone. - 9/11 changed the world forever All in a span of 180 minutes

The 9/11 terror attacks: 3 hours that changed the world

America is paying tribute to those who were killed on 11 September 2001. 20 years ago the United States witnessed the worst terrorist attack on its soil. Three planes crashed into landmark American buildings. The fourth hijacked plane was bravely diverted by the people on board crashing into an abandoned stripmine in Pennsylvania. That day, nearly 3,000 people lost their lives.

America remembers 9/11 on 20th anniversary

In pics | A look back at the scenes from the 9/11 attacks

Sister of deceased fireman and 9/11 victim fight for justice in Guantanamo

US Vice President Kamala Harris has paid tribute to all passengers and crew members on board Flight 93 who died when the flight crashed in Shanksville, Pennsylvania.

9/11 Attack Anniversary: US Vice President Kamala Harris pays tribute to those on Flight 93

Families of the nearly 3,000 people who died on September 11 are gathering at memorial events in New York, Pennsylvania, and Washington, DC to mark the 20th anniversary of the horrific attack.

US: Memorial service in remembrance of 9/11 terror attack victims

September 11 marks the 20th year of the deadly 9/11 attacks in the US. Here are glimpses of some of the commemoration ceremonies.

US: Moments of silence to commemorate timings of 9/11 terror attack

Terrorists were unable to shake Western values: Boris Johnson says on 9/11 anniversary

US honours 9/11 dead on 20th anniversary of attacks

911-anniversary

9/11 Anniversary, News on 9/11 Anniversary, stories on 9/11 Anniversary, articles on 9/11 Anniversary, 9/11 Anniversary stories at Wion, 9/11 Anniversary news, 9/11 Anniversary latest news

911 anniversary