Which has higher terrorist attacks by method, Iran or United Kingdom?

Iran, at 0 attacks against 0 attacks in United Kingdom as of 2021.

How many years of comparable data are there for Iran and United Kingdom?

51 years are reported by both, from 1970 to 2021.

Where does this data come from?

National Consortium for the Study of Terrorism and Responses to Terrorism (START) (2022) – with major processing by Our World in Data, published as Terrorist attacks by method. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iran vs United Kingdom: Terrorist attacks by method

Iran

0 attacks

in 2021

United Kingdom

0 attacks

in 2021

Iran rank

25th

United Kingdom rank

25th

Terrorist attacks by method over time

Iran
United Kingdom

How they compare

Iran currently reports 0 attacks against 0 attacks in United Kingdom, a difference of 0 attacks.

The two have swapped places 18 times across 51 shared years of data; in 1970 it was United Kingdom ahead.

Iran ranks 25th and United Kingdom ranks 25th of 188 countries.

Across the 6 decades both report, Iran averaged higher in 3 and United Kingdom in 2.

Head to head by decade

Decade	Iran	United Kingdom	Difference	Ahead
1970s	1.3 attacks	1.3 attacks	0 attacks	—
1980s	0.7 attacks	1.3 attacks	0.6 attacks	United Kingdom
1990s	0.3333 attacks	1.11 attacks	0.7778 attacks	United Kingdom
2000s	0.4 attacks	0 attacks	0.4 attacks	Iran
2010s	0.7 attacks	0.4 attacks	0.3 attacks	Iran
2020s	0.5 attacks	0 attacks	0.5 attacks	Iran

Averages of every year both report within each decade.

Frequently asked questions

Which has higher terrorist attacks by method, Iran or United Kingdom?: Iran, at 0 attacks against 0 attacks in United Kingdom as of 2021.
What is the difference in terrorist attacks by method between Iran and United Kingdom?: 0 attacks, with Iran ahead.
How many years of comparable data are there for Iran and United Kingdom?: 51 years are reported by both, from 1970 to 2021.
How do Iran and United Kingdom rank globally for terrorist attacks by method?: Iran ranks 25th and United Kingdom ranks 25th of 188 countries.
Where does this data come from?: National Consortium for the Study of Terrorism and Responses to Terrorism (START) (2022) – with major processing by Our World in Data, published as Terrorist attacks by method. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran vs United Kingdom: Terrorist attacks by method. Statizoid, drawing on National Consortium for the Study of Terrorism and Responses to Terrorism (START) (2022) – with major processing by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/compare/terrorist-attacks-by-method/iran-islamic-rep/united-kingdom/

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<a href="https://reference.statizoid.com/compare/terrorist-attacks-by-method/iran-islamic-rep/united-kingdom/">Iran vs United Kingdom: Terrorist attacks by method</a> — Statizoid

About this data

Indicator: Terrorist attacks by method
Unit: attacks
Source: National Consortium for the Study of Terrorism and Responses to Terrorism (START) (2022) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 188 places, 9,021 data points, 1970–2021
Last refreshed: 18 September 2026

Number of terrorist attacks of unknown type.