Parsons Green train bombing

Historical eventSeptember 152017

Parsons Green train bombing

A homemade bomb partially exploded on an eastbound District line train at Parsons Green tube station in West London, injuring 30 passengers.

Photo: Edwardx · CC BY-SA 4.0

In context

When
Friday, September 15 20179 years ago
Category
Historical eventA dated happening — a battle, treaty, launch, discovery, disaster or decision — recorded on this calendar day.
Era
21st century · 2010s
Recorded from
Wikipedia “On this day” feed

At a glance

Dates: From 2017-09-15.

Place: Parsons Green tube station.

Type: bomb attack.

Deaths reported: 0. Casualties: 30.

What came before

Background Four other attacks occurred in England in the months preceding the bombing: the Westminster attack , the Manchester Arena bombing , the London Bridge attack and the Finsbury Park attack . [ 1 ] According to the BBC home affairs correspondent Dominic Casciani, along with the Parsons Green train bombing and police having foiled at least seven 'significant plots', this makes it "the most sustained period of terror activity in England since the IRA bombing campaign of the 1970s." [ 2 ]

Catalyst / how it startedAI-assisted

Ahmed Hassan, an 18-year-old Iraqi asylum seeker, constructed a crude improvised explosive device using a bucket, a timer, shrapnel, and TATP (triacetone triperoxide). The device was placed on a District line train at Parsons Green station during the morning rush hour.

Who was involvedAI-assisted

Ahmed Hassan, the main suspect, was an Iraqi national who had arrived in the UK two years prior claiming asylum and was living with an elderly foster couple in Sunbury-on-Thames. Police also investigated connections at the foster home and raided several other addresses during their inquiry.

TimelineAI-assisted

On 15 September 2017 at approximately 08:20 BST, the explosion occurred on a District line train at Parsons Green station, injuring 30 people, mostly with burns. On 16 September, police arrested Hassan in the departure area of the Port of Dover as he attempted to leave the country.

What happened

Incident Map of the station area A homemade bomb partially exploded on an eastbound District line train at Parsons Green Underground station, in West London. [ 1 ] The District line train was packed with commuters and school children. [ 2 ] Witnesses described seeing a fireball in the rear carriage of the packed rush-hour train. Numerous passengers were reported to have suffered flash burns . Others received crush injuries in the rush to leave the scene.

Investigation and trial The Metropolitan Police Counter Terrorism Command led the investigation into the attack. [ 1 ] According to the Metropolitan Police , "hundreds of detectives" were involved in the investigation. [ 2 ] Investigators reportedly linked the attack to Islamic extremism and considered feasible a network of individuals involved in such plans. [ 3 ] The Metropolitan Police launched a manhunt for one, possibly two, suspects. [ 4 ] On 16 September,

Reactions Domestic In a statement after the incident, the Prime Minister, Theresa May , said: "My thoughts are with those injured at Parsons Green and the emergency services who, once again, are responding swiftly and bravely to a suspected terrorist incident". [ 1 ] Mayor of London Sadiq Khan said: "As London has proven again and again, we will never be intimidated or defeated by terrorism. I am in close contact with the Metropolitan Police , Transport for London (TfL),

On 15 September 2017, at around 08:20 BST, an explosion occurred on a District line train at Parsons Green Underground station, in London, England. Thirty people were treated in hospital or an urgent care centre for injuries, mostly burns, caused by a crudely assembled "bucket bomb" with a timer containing shrapnel and the explosive TATP that failed to detonate fully. Police arrested the main suspect, 18-year-old Iraqi asylum seeker Ahmed Hassan, in a departure area of the Port of Dover the next day,

September 15 through the years

Other entries on the same calendar day, in order.

  1. 1983Israel
  2. 1995Malaysia Airlines Flight 2133
  3. 2001Championship Auto Racing Teams
  4. 2004National Hockey League
  5. 2008Lehman Brothers
  6. 20082008 financial crisis
  7. 2011Gleision Colliery mining accident
  8. 2013Ivan Kulesh
  9. 2017Parsons Green train bombing
  10. 2020Bahrain–Israel normalization agreement
  11. 2020Abraham Accords

Also in 2017

  • March 14NihoniumA naming ceremony for the chemical element nihonium takes place in Tokyo, with then Crown Prince Naruhito in attendance.
  • September 18Toys "R" UsToy retail chain Toys "R" Us files for bankruptcy protection in the United States and Canada.
  • October 20Syrian civil warSyrian civil war: The Syrian Democratic Forces (SDF) declare victory in the Raqqa campaign.
  • June 14Grenfell Tower fireA fire severely damaged Grenfell Tower in North Kensington, London, killing 72 people.
  • June 14Steve ScaliseRepublican U.S. House Majority Whip Steve Scalise of Louisiana, and three others, are shot and wounded while practicing for the annual Co…
  • September 32017 North Korean nuclear testNorth Korea conducted its sixth and most powerful nuclear test at Punggye-ri, causing a magnitude-6.3 earthquake.
  • September 3North KoreaNorth Korea conducts its sixth and most powerful nuclear test.
  • November 5Sutherland Springs church shootingDevin Patrick Kelley kills 26 and injures 22 in a church in Sutherland Springs, Texas.

Everything we record for 2017 →

Sources

Cite this page

“Parsons Green train bombing”, What's On This Date, https://whatsonthisdate.com/app/event/parsons-green-train-bombing-2017-september-15, accessed October 28, 2026.

Cite the underlying source as well — the source links above go to the record this entry is adapted from.

Questions about this entry

When did Parsons Green train bombing happen?

September 15 2017 — 9 years ago, on a Friday.

Where does this text come from?

Wikipedia “On this day” feed. Summaries are short adaptations that link back to the source, not reprints. Panels marked AI-assisted were filled where the sources left a heading empty.

How do I cite this page?

Use the ready-made citation near the sources at the bottom of the page, and follow the source link to cite the underlying record as well.

Text adapted from Wikipedia under CC BY-SA 4.0 and from Wikidata (CC0). Images come from Wikimedia Commons; credit and licence are shown with each image. Editorial entries are © What's On This Date. Sources & licensing · How this site works.