Which has higher deaths from terrorist attacks by method, Sierra Leone or Spain?

Sierra Leone, at 0 deaths against 0 deaths in Spain as of 2021.

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

0 deaths, with Sierra Leone ahead.

How many years of comparable data are there for Sierra Leone and Spain?

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 Spain: Deaths from terrorist attacks by method

Sierra Leone

0 deaths

in 2021

Spain

0 deaths

in 2021

Sierra Leone rank

21st

Spain rank

21st

Deaths from terrorist attacks by method over time

Sierra Leone
Spain

How they compare

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

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

Sierra Leone ranks 21st and Spain ranks 21st of 187 countries.

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

Head to head by decade

Decade	Sierra Leone	Spain	Difference	Ahead
1970s	0 deaths	0.4 deaths	0.4 deaths	Spain
1980s	0 deaths	0.4 deaths	0.4 deaths	Spain
1990s	1.89 deaths	0 deaths	1.89 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 Spain?: Sierra Leone, at 0 deaths against 0 deaths in Spain as of 2021.
What is the difference in deaths from terrorist attacks by method between Sierra Leone and Spain?: 0 deaths, with Sierra Leone ahead.
How many years of comparable data are there for Sierra Leone and Spain?: 51 years are reported by both, from 1970 to 2021.
How do Sierra Leone and Spain rank globally for deaths from terrorist attacks by method?: Sierra Leone ranks 21st and Spain ranks 21st of 187 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

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: 07 August 2026

Deaths from terrorist attacks of unknown type.