Archive · 11 Sep 2026
How 9/11 Changed Muslim, Sikh and South Asian Lives
The September 11 attacks happened in the United States in 2001 and killed nearly 3,000 people.
Afterward, many governments created stronger security and surveillance rules.
Some people unfairly blamed Muslims, Sikhs and other South Asians for the attacks.
Balbir Singh Sodhi, a Sikh man, was killed because someone mistakenly thought he was Muslim or Arab.
Muslims in Britain and the United States faced harassment, violence and suspicion.
In Britain, the 2005 London bombings caused another major change in how Muslims were discussed and monitored.
The United States and its allies also fought wars in Afghanistan and Iraq.
Today, communities remember those who died while also teaching children about the discrimination that followed.
Muslim communities have grown more visible, but Islamophobia still exists.
The September 11 attacks killed nearly 3,000 people and reshaped security, immigration and surveillance policies worldwide.
Muslims, Sikhs and South Asians faced increased hate crimes, discrimination, harassment and suspicion despite having no connection to the attacks.
Sikh immigrant Balbir Singh Sodhi was murdered in Arizona four days after 9/11 after being mistaken for Muslim or Arab.
The US-led wars in Afghanistan and Iraq followed the attacks; one estimate says at least 4.5 million people died in post-9/11 war zones by 2023.
Muslim communities have experienced continuing Islamophobia alongside greater institutional visibility, political representation and efforts to preserve 9/11’s history.
- Who
- Nearly 3,000 people were killed in the September 11 attacks; Muslims, Sikhs, South Asians and Middle Eastern communities experienced much of the subsequent backlash.
- What
- The attacks transformed security, immigration and surveillance policies and contributed to years of discrimination, hate violence, war and changing public attitudes.
- When
- The attacks occurred in 2001; their effects are being examined around their 25th anniversary. A major further shift in Britain followed the July 7, 2005 London bombings.
- Where
- The attacks occurred in New York, at the Pentagon and near Shanksville; their social and political effects were felt particularly in the United States, Britain and other countries.
- Why
- The attacks prompted the global war on terror and new security policies, while some people wrongly targeted communities they associated with Muslims or the Middle East.
Broad Post-9/11 Impact
Country-Specific Developments
How widely the backlash spread
Broad Post-9/11 Impact
Muslims, Sikhs and non-Muslim South Asians were often treated through the same racial lens, leading to hate violence, surveillance and discrimination despite no connection to the attacks.
Country-Specific Developments
The effects differed by country and community; in Britain, Dr HA Hellyer argues that the 2005 London bombings had a greater effect on domestic attitudes toward Muslims than 9/11 itself.
Security and counter-terrorism policy
Broad Post-9/11 Impact
Critics say programs such as Britain’s Prevent program disproportionately surveilled Muslim communities and damaged trust.
Country-Specific Developments
Governments presented stronger security, immigration and counter-terrorism measures as responses to terrorism and efforts to prevent radicalization.
Remembering 9/11 today
Broad Post-9/11 Impact
Some victims’ relatives and community members stress that commemoration must include hate crimes and the discrimination suffered by Muslims, Sikhs and other minorities afterward.
Country-Specific Developments
Other families and institutions emphasize honoring those killed and the first responders, while memorial events and educational programs preserve the original history of the attacks.
- Deaths in attacks
- Nearly 3,000 people were killed on September 11, 2001.
- Early backlash killing
- Sikh immigrant Balbir Singh Sodhi was shot dead in Mesa, Arizona, four days after the attacks.
- British turning point
- The July 7, 2005 London bombings killed 52 people and injured more than 770.
- Post-9/11 war deaths
- Brown University’s Costs of War project estimates at least 4.5 million direct and indirect deaths in post-9/11 war zones between 2001 and 2023.
- Firefighter memorial
- More than 1,200 firefighters from around the world, including more than 200 from the United Kingdom, took part in a 110-floor memorial stair climb.
- New York Muslim institutions
- More than 100 mosques have been added across New York City since September 11.
- First-responder deaths
- Three hundred forty-three New York City firefighters died while responding to the attacks.