Nine countries currently either say they have nuclear weapons or are believed to possess them. The first to have nuclear arms were the five original nuclear weapons states — the United States, Russia, China, France and the United Kingdom.

President Trump said Monday that he disagrees with Director of National Intelligence Tulsi Gabbard's assessment from a few months ago that Iran is not currently trying to build a nuclear weapon and has not been doing so since 2003.

President Donald Trump dismissed a claim from DNI Tulsi Gabbard, who in March said Iran was not building a nuclear weapon

Israel has targeted the Fordow facility in recent days but, according to the IAEA, so far it has either been unwilling – or unable – to damage it. Here’s what we know about the heavily guarded complex.

What’s more, Iran’s nuclear programme has continued to advance since Donald Trump withdrew the US in 2018 from the joint comprehensive plan of action (JCPOA). This was the 2015 deal negotiated during Barack Obama’s presidency that rolled back the country’s nuclear capabilities in return for a relaxation of harsh sanctions against Iran.

Sen. Lindsey Graham, R-S.C., discusses how President Donald Trump is handling conflicts in the Middle East on ‘Hannity.’

China is amassing a growing stockpile of nuclear warheads at a faster rate than any other country, a new report has revealed.

Shehzad Qazi, China Beige Book COO, joins ‘Squawk Box’ to discuss how Middle East tensions could impact China, whether Iran’s path to becoming a nuclear-armed country matters to its neighbors, and more.