What is the difference in country position on nuclear weapons between Iran, Islamic Rep. and Vatican?

2, with Iran, Islamic Rep. ahead.

How many years of comparable data are there for Iran, Islamic Rep. and Vatican?

86 years are reported by both, from 1938 to 2023.

Where does this data come from?

Bleek (2017); Nuclear Threat Initiative (2024) – with major processing by Our World in Data, published as Country position on nuclear weapons. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iran, Islamic Rep. vs Vatican: Country position on nuclear weapons

Iran, Islamic Rep.

in 2023

Vatican

in 2023

Iran, Islamic Rep. rank

10th

Vatican rank

12th

Country position on nuclear weapons over time

Iran, Islamic Rep.
Vatican

How they compare

Iran, Islamic Rep. currently reports 2 against 0 in Vatican, a difference of 2.

The two have swapped places 3 times across 86 shared years of data; in 1938 it was Vatican ahead.

Iran, Islamic Rep. ranks 10th and Vatican ranks 12th of 246 countries.

Iran, Islamic Rep. has averaged higher in every one of the 10 decades both report.

Head to head by decade

Decade	Iran, Islamic Rep.	Difference	Ahead
1930s	0	0	—
1940s	0	0	—
1950s	0	0	—
1960s	0	0	—
1970s	0.6	0.6	Iran, Islamic Rep.
1980s	0.7	0.7	Iran, Islamic Rep.
1990s	2	2	Iran, Islamic Rep.
2000s	2	2	Iran, Islamic Rep.
2010s	2	2	Iran, Islamic Rep.
2020s	2	2	Iran, Islamic Rep.

Averages of every year both report within each decade.

Frequently asked questions

Which has higher country position on nuclear weapons, Iran, Islamic Rep. or Vatican?: Iran, Islamic Rep., at 2 against 0 in Vatican as of 2023.
What is the difference in country position on nuclear weapons between Iran, Islamic Rep. and Vatican?: 2, with Iran, Islamic Rep. ahead.
How many years of comparable data are there for Iran, Islamic Rep. and Vatican?: 86 years are reported by both, from 1938 to 2023.
How do Iran, Islamic Rep. and Vatican rank globally for country position on nuclear weapons?: Iran, Islamic Rep. ranks 10th and Vatican ranks 12th of 246 countries.
Where does this data come from?: Bleek (2017); Nuclear Threat Initiative (2024) – with major processing by Our World in Data, published as Country position on nuclear weapons. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator: Country position on nuclear weapons
Source: Bleek (2017); Nuclear Threat Initiative (2024) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 246 places, 21,156 data points, 1938–2023
Last refreshed: 07 August 2026

Whether a country does not consider (0), considers (1), pursues (2), or possesses (3) nuclear weapons.