The missile was fired from waters near the eastern port city of Sinpo, the country's first demonstration of a submarine-fired ballistic system since October last year.
Leader of North Korea Kim Jong-un has said that the country will continue to bolster its nuclear capabilities despite being under biting international sanctions over its nuclear weapons programme.
Tehran's decision to move the facility comes as diplomatic efforts to restore Iran’s tattered nuclear deal appear stalled.
Both states are part of the European Union and have tried to maintain neutrality - until Russia’s recent offensive in Ukraine.
The strategic region has no borders with Russia, but Moscow has been able to keep it, even allegedly deploying nuclear weapons there.
While North America dominates more than half the global market, the report by Allied Market Research predicts the fastest growth from China, India, and Pakistan to bolster their nuclear arsenals.
Seventy-one percent of Americans say the Russian attack on Ukraine has increased the possibility of nuclear weapons being used anywhere in the world.
Joe Biden and other NATO leaders previously ruled out the possibility of the Western alliance's direct involvement in the conflict. But as Russia mounts pressure on Kiev, some argue that NATO's stance may change.
The Russo-Ukrainian conflict is at a stalemate—which may be more dangerous than not.
The UN nuclear watchdog's Director General Rafael Mariano Grossi will meet with senior Iranian officials in Tehran to discuss the stockpile that the group says can easily be used for atomic weapons.
Belarus, which means White Russia, is a pro-Moscow Eastern European state under autocratic leadership, bordering both Ukraine and Russia.
According to the Western-sponsored Budapest Memorandum, Kiev gave up its nuclear weapons in return for the Russian pledge of respect for Ukrainian territorial integrity.
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