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10. Iran - The Middle Eastern country produces nuclear energy and has an increasing risk of warfare.

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10. Iran - In 2015, Iran signed a nuclear restriction deal led by the US.

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10. Iran -

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9. North Korea - The most politically isolated country in the world, North Korea has been testing its nuclear missiles often in the last few months.

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9. North Korea - Because the regime is so closed to international interaction, it's hard to tell exactly how many nuclear weapons the North Korean government has.

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9. North Korea -

The country is led by dictator Kim Jon-un, who is considered a threat to international security and world peace.

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8. Israel - According to the research, Israel is the eighth most powerful nation when it comes to nuclear weapons.

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8. Israel -

The country also invests a lot in its army, which is considered one of the strictest in the world.

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8. Israel - Israel has been involved in several conflicts over the past 30 years, hence its high war risk.

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7. India - Most people think of India as a peaceful country, but the Asian nation has many powerful nuclear weapons.

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7. India - India officially has around 100 nuclear bombs.

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7. India - According to World Population Review, the country's authorities have said their nuclear weapons will only be used in defense.

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6. Pakistan - The former British colony also holds a massive stockpile of nuclear weapons.

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6. Pakistan - Pakistan's army is known worldwide for being extremely well-trained and prepared.

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6. Pakistan - The country also has approximately 120 nuclear missiles.

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5. United Kingdom - The UK also ranks as one of the most powerful nations in terms of nuclear weapons.

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5. United Kingdom - The British royal family has 225 nuclear missiles at its disposal.

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5. United Kingdom - However, based on the country's politics, it's highly unlikely it will be using them.

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4. France - The French own over 300 nuclear weapons.

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4. France - Although France's focus is national politics, the country has dealt with several terrorist attacks over the past years.

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4. France - Considering how much of a target they've become, it's only natural France should have a powerful defense system in place.

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3. China - China holds around 350 nuclear weapons.

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3. China -

But the Asian power nation has many allies around the world.

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3. China - Their nuclear collection is for intimidating rivals and keeping their regime safe.

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2. United States - The US actually take the second spot when it comes to nuclear powers.

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2. United States - Besides its nuclear arsenal, the US also has one of the world's biggest and best organized armies.

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1. Russia - Even though it's hard to tell how many weapons and missiles Russia has, the country is considered the first in the nuclear race.

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1. Russia - The country has been exploring nuclear energy ever since the Soviet Union became extinct.

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1. Russia -

For example, just one of the bomb available to Putin's government has the strength of 3,800 of the bombs which were dropped on Hiroshima by the USA in 1945.

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Peace -

Let's hope that none of these nations ever has cause to use their nuclear weapons.

See also: Key stats about gun deaths in America

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