Iceland vs Sierra Leone: Sovereign state (Gleditsch)
Iceland
1
in 2025
Sierra Leone
1
in 2025
Iceland rank
1st
Sierra Leone rank
1st
Sovereign state (Gleditsch) over time
- Iceland
- Sierra Leone
How they compare
Iceland currently reports 1 against 1 in Sierra Leone, a difference of 0.
The two have swapped places 2 times across 210 shared years of data; in 1816 it was Sierra Leone ahead.
Iceland ranks 1st and Sierra Leone ranks 1st of 194 countries.
Iceland has averaged higher in every one of the 22 decades both report.
Head to head by decade
| Decade | Iceland | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1810s | 0 | 0 | 0 | — |
| 1820s | 0 | 0 | 0 | — |
| 1830s | 0 | 0 | 0 | — |
| 1840s | 0 | 0 | 0 | — |
| 1850s | 0 | 0 | 0 | — |
| 1860s | 0 | 0 | 0 | — |
| 1870s | 0 | 0 | 0 | — |
| 1880s | 0 | 0 | 0 | — |
| 1890s | 0 | 0 | 0 | — |
| 1900s | 0 | 0 | 0 | — |
| 1910s | 0 | 0 | 0 | — |
| 1920s | 0 | 0 | 0 | — |
| 1930s | 0 | 0 | 0 | — |
| 1940s | 0.6 | 0 | 0.6 | Iceland |
| 1950s | 1 | 0 | 1 | Iceland |
| 1960s | 1 | 0.9 | 0.1 | Iceland |
| 1970s | 1 | 1 | 0 | — |
| 1980s | 1 | 1 | 0 | — |
| 1990s | 1 | 1 | 0 | — |
| 2000s | 1 | 1 | 0 | — |
| 2010s | 1 | 1 | 0 | — |
| 2020s | 1 | 1 | 0 | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher sovereign state, Iceland or Sierra Leone?
- Iceland, at 1 against 1 in Sierra Leone as of 2025.
- What is the difference in sovereign state between Iceland and Sierra Leone?
- 0, with Iceland ahead.
- How many years of comparable data are there for Iceland and Sierra Leone?
- 210 years are reported by both, from 1816 to 2025.
- How do Iceland and Sierra Leone rank globally for sovereign state?
- Iceland ranks 1st and Sierra Leone ranks 1st of 194 countries.
- Where does this data come from?
- Gleditsch and Ward (2007) – with minor processing by Our World in Data, published as Sovereign state. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
The country is identified as a sovereign state by Gleditsch and Ward dataset.