Sierra Leone vs Tonga: Sovereign state
Sierra Leone
1
in 2025
Tonga
1
in 2025
Sierra Leone rank
1st
Tonga rank
1st
Sovereign state over time
- Sierra Leone
- Tonga
How they compare
Sierra Leone currently reports 1 against 1 in Tonga, a difference of 0.
The two have swapped places 2 times across 210 shared years of data; in 1816 it was Tonga ahead.
Sierra Leone ranks 1st and Tonga ranks 1st of 194 countries.
Sierra Leone has averaged higher in every one of the 22 decades both report.
Head to head by decade
| Decade | Sierra Leone | Tonga | 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 | 0 | 0 | — |
| 1950s | 0 | 0 | 0 | — |
| 1960s | 0.9 | 0 | 0.9 | Sierra Leone |
| 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, Sierra Leone or Tonga?
- Sierra Leone, at 1 against 1 in Tonga as of 2025.
- What is the difference in sovereign state between Sierra Leone and Tonga?
- 0, with Sierra Leone ahead.
- How many years of comparable data are there for Sierra Leone and Tonga?
- 210 years are reported by both, from 1816 to 2025.
- How do Sierra Leone and Tonga rank globally for sovereign state?
- Sierra Leone ranks 1st and Tonga 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.