Which has higher legislative checks on government index, Iran or Nigeria?

Iran, at 0.523 against 0.514 in Nigeria as of 2025.

How many years of comparable data are there for Iran and Nigeria?

105 years are reported by both, from 1914 to 2025.

Where does this data come from?

V-Dem (2026) – processed by Our World in Data, published as Legislative Checks on Government Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iran vs Nigeria: Legislative Checks on Government Index

Iran

0.523

in 2025

Nigeria

0.514

in 2025

Iran rank

97th

Nigeria rank

99th

Legislative Checks on Government Index over time

Iran
Nigeria

How they compare

Iran currently reports 0.523 against 0.514 in Nigeria, a difference of 0.009.

The two have swapped places 8 times across 105 shared years of data; in 1914 it was Iran ahead.

Iran ranks 97th and Nigeria ranks 99th of 174 countries.

Across the 12 decades both report, Iran averaged higher in 4 and Nigeria in 8.

Head to head by decade

Decade	Iran	Nigeria	Difference	Ahead
1910s	0.425	0.278	0.147	Iran
1920s	0.1844	0.3366	0.1522	Nigeria
1930s	0.103	0.345	0.242	Nigeria
1940s	0.3845	0.3534	0.0311	Iran
1950s	0.3989	0.4336	0.0347	Nigeria
1960s	0.274	0.5506	0.2766	Nigeria
1970s	0.3081	0.2032	0.1049	Iran
1980s	0.5914	0.7039	0.1125	Nigeria
1990s	0.6975	0.5428	0.1547	Iran
2000s	0.7094	0.764	0.0546	Nigeria
2010s	0.7051	0.8069	0.1018	Nigeria
2020s	0.4185	0.6425	0.224	Nigeria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher legislative checks on government index, Iran or Nigeria?: Iran, at 0.523 against 0.514 in Nigeria as of 2025.
What is the difference in legislative checks on government index between Iran and Nigeria?: 0.009, with Iran ahead.
How many years of comparable data are there for Iran and Nigeria?: 105 years are reported by both, from 1914 to 2025.
How do Iran and Nigeria rank globally for legislative checks on government index?: Iran ranks 97th and Nigeria ranks 99th of 174 countries.
Where does this data come from?: V-Dem (2026) – processed by Our World in Data, published as Legislative Checks on Government Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator: Legislative Checks on Government Index
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 174 places, 23,601 data points, 1789–2025
Last refreshed: 07 August 2026

Central estimate of the extent to which the legislature, including opposition parties, questions executive officials and oversees and investigates the executive.