Iran vs Sierra Leone: Terrorist attacks by method

Iran

0 attacks

in 2021

Sierra Leone

0 attacks

in 2021

Iran rank

25th

Sierra Leone rank

25th

Terrorist attacks by method over time

Iran currently reports 0 attacks against 0 attacks in Sierra Leone, a difference of 0 attacks.

The two have swapped places 22 times across 51 shared years of data; in 1970 it was Sierra Leone ahead.

Iran ranks 25th and Sierra Leone ranks 25th of 187 countries.

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: 07 August 2026

Number of terrorist attacks of unknown type.