What is the difference in deaths from terrorist attacks by method between Sierra Leone and United Kingdom?

0 deaths, with Sierra Leone ahead.

How many years of comparable data are there for Sierra Leone 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 Deaths from terrorist attacks by method. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Sierra Leone vs United Kingdom: Deaths from terrorist attacks by method

Sierra Leone

0 deaths

in 2021

United Kingdom

0 deaths

in 2021

Sierra Leone rank

21st

United Kingdom rank

21st

Deaths from terrorist attacks by method over time

Sierra Leone
United Kingdom

How they compare

Sierra Leone currently reports 0 deaths against 0 deaths in United Kingdom, a difference of 0 deaths.

The two have swapped places 4 times across 51 shared years of data; in 1970 it was United Kingdom ahead.

Sierra Leone ranks 21st and United Kingdom ranks 21st of 188 countries.

Across the 6 decades both report, Sierra Leone averaged higher in 2 and United Kingdom in 2.

Head to head by decade

Decade	Sierra Leone	United Kingdom	Difference	Ahead
1970s	0 deaths	0.8 deaths	0.8 deaths	United Kingdom
1980s	0 deaths	0.8 deaths	0.8 deaths	United Kingdom
1990s	1.89 deaths	0.1111 deaths	1.78 deaths	Sierra Leone
2000s	0.2 deaths	0 deaths	0.2 deaths	Sierra Leone
2010s	0 deaths	0 deaths	0 deaths	—
2020s	0 deaths	0 deaths	0 deaths	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher deaths from terrorist attacks by method, Sierra Leone or United Kingdom?: Sierra Leone, at 0 deaths against 0 deaths in United Kingdom as of 2021.
What is the difference in deaths from terrorist attacks by method between Sierra Leone and United Kingdom?: 0 deaths, with Sierra Leone ahead.
How many years of comparable data are there for Sierra Leone and United Kingdom?: 51 years are reported by both, from 1970 to 2021.
How do Sierra Leone and United Kingdom rank globally for deaths from terrorist attacks by method?: Sierra Leone ranks 21st and United Kingdom ranks 21st 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 Deaths from terrorist attacks by method. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Sierra Leone vs United Kingdom: Deaths from 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 22 September 2026, from https://health.statizoid.com/compare/deaths-from-terrorist-attacks-by-method/sierra-leone/united-kingdom/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://health.statizoid.com/compare/deaths-from-terrorist-attacks-by-method/sierra-leone/united-kingdom/">Sierra Leone vs United Kingdom: Deaths from terrorist attacks by method</a> — Statizoid

About this data

Indicator: Deaths from terrorist attacks by method
Unit: deaths
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

Deaths from terrorist attacks of unknown type.